Catégories
Catégories principales > 07 - ENVIRONNEMENT > 7.5 - Dégradation : Impact, Désertification
7.5 - Dégradation : Impact, Désertification |
Documents disponibles dans cette catégorie (298)
Article
M. Henchiri ; J. Zhang ; S. Li ; B. Essifi ; K. Wilson |The dynamic interplay between socioeconomic development and climate change has brought about significant changes in drought vulnerability within the African socioeconomic system. However, there is a prevailing lack of understanding about how the[...]Article
V. Tascione ; A. Raggi ; L. Petti ; G. Manca |This study aimed to assess the environmental effectiveness of vineyards utilising on-site weather stations integrated with a decision support system (DSS), and to identify the critical hotspots in smart farms that have already obtained integrate[...]Article
J. Alves-Ferreira ; M.G. Vara ; A. Catarino ; I. Martins ; C. Mourinha ; M. Fabião ; M.J. Costa ; M.V. Barbieri ; M.L. de Alda ; P. Palma |The presence of pesticides in aquatic ecosystems poses significant risks to non-target organisms, necessitating monitoring and environmental risk assessment. This study aimed to evaluate the dynamics and environmental risk of pesticides in a hyd[...]Article
Soil degradation is a short or long ongoing process that limits ecosystem services. Intensive land use, water scarcity, land disturbance, and global climate change have reduced the quality of soils worldwide. This degradation directly threatens [...]Article
H. Moreno-Ramón ; J. Ulzurrum ; A. Lidon ; A. Sanjuan |Rice fields in southern Europe are mainly located in wetlands of high ecological value, such as L'Albufera, one of the most important rice-growing areas in Spain. Considering the unique characteristics of this environment, it is crucial to ident[...]Article
C. Ruau ; V. Naipal ; N. Gagnaire ; C. Cantero-Martínez ; B. Guenet ; B. Gabrielle |Soil erosion poses a significant threat to agricultural production worldwide, with a still-debated impact on the current increase in atmospheric CO2. Whether erosion acts as a net carbon (C) source or sink also depends on how it influences green[...]Ouvrage
B. Bonnet, coord. ; J.-L. Chotte, coord. ; P. Hiernaux, coord. ; A. Ickowicz, coord. ; M. Loireau, coord. | Versailles [France] : Editions Quae | Enjeux Sciences, ISSN 2267-3032 | 2024Quelles sont les causes de dégradation de la végétation et des sols ? Quelles en sont les conséquences sur les écosystèmes, la biodiversité, les ressources en eau et le climat ? Quels sont les impacts sur les sociétés humaines et léconomie ? So[...]Chapitre d'ouvrage
M. Requier-Desjardins ; J.-M. Salles | Versailles [France] : Editions Quae | Enjeux Sciences, ISSN 2267-3032 | 2024Lévaluation des coûts de la désertification soulève de multiples difficultés, notamment liées à la définition de la situation à laquelle on compare létat actuel. On doit, dune part, saccorder sur une liste dimpacts liés à la désertification[...]Article
A. Dzalbs ; M. Bimbere ; J. Pubule ; D. Blumberga |Horticulture is essential in the European agricultural sector and fundamental for many EU member states. Decision Support Systems and Tools can play an essential role in a shift to result-based agriculture and evidence-based decision making, imp[...]Article
S.T. Dugan ; A. Muhammetoglu ; A. Uslu |Pesticide pollution can degrade the quality of land, water, and air, and imposes risks on people, flora and fauna. Pesticides are frequently chosen based on their agricultural effectiveness and cost, rather than their potential environmental imp[...]Article
P. Benito-Verdugo ; J. Martínez-Fernández ; Á. González-Zamora ; L. Almendra-Martín ; J. Gaona ; C.M. Herrero-Jiménez |Given the growing interest in drought impacts on crops, this work studied the impact of agricultural drought on wheat and barley during the period 2001–2020. The study was carried out in the Spanish regions of Castilla y León and Castilla&[...]Article
S. Vermeulen ; Jan Cools ; J. Staes ; S. Van Passel |Due to climate change, the frequency and intensity of droughts are expected to increase. To improve resilience to droughts, proactive drought management is essential. Economic assessments are typically included to decide on the drought risk-redu[...]Article
Production systems that do not use environmentally sustainable practices are being pressured to change their production strategies. Conventional agricultural practices are associated with negative impacts, such as extensive land use, soil contam[...]Article
The economic effects of global warming have gained considerable attention in the recent economic literature. While the relationship between rainfall and agriculture is well known, precipitations alone do not capture the soil water availability, [...]Article
J. Garnier ; G. Billen ; E. Aguilera ; L. Lassaletta ; R. Einarsson ; J. Serra ; M.doR. Cameira ; C. Marques-dos-Santos ; A. Sanz-Cobena |Ammonia (NH3) volatilization, nitrous oxide (N2O) emissions, and nitrate (NO3−) leaching from agriculture cause severe environmental hazards. Research studies and mitigation strategies have mostly focused on one of these nitrogen (N) losse[...]Article
The liberalization of world trade has led to a significant increase in agricultural trade, which has brought to light various environmental externalities, including climate change, deforestation, and water pollution. While economic studies tend [...]Article
J. McGinley ; M.G. Healy ; P.C. Ryan ; H. O'Driscoll ; P.-E. Mellander ; L. Morrison ; A. Siggins |Pesticides are widely used in agriculture to optimise food production. However, the movement of pesticides into water bodies negatively impacts aquatic environments. The European Union (EU) aims to make food systems fair, healthy and environment[...]Article
L'oasis Ghout est un système agricole oasien traditionnel typique à la région du Souf. Les oasis Ghout on subi une forte dégradation durant les 5 dernières décennies. Lobjectif de cette recherche est lévaluation et cartographie spatio-temporel[...]Article
A. Mendoza Beltran ; R. Padró ; M.J. La Rota-Aguilera ; J. Marull ; M.J. Eckelman ; J. Cirera ; A. Giocoli ; G. Villalba |Peri urban agriculture (peri-UA) can supply food locally and potentially more sustainably than far-away conventional agricultural systems. It can also introduce significant environmental impacts depending on the local biophysical conditions and [...]Article
M. Zambelli ; V. Giovenzana ; A. Casson ; A. Tugnolo ; A. Pampuri ; S. Vignati ; R. Beghi ; R. Guidetti |When talking about environmental and sustainability topics, the wine sector plays a fundamental role ensuring that wine remains not only economically but also environmentally sustainable, hence the importance of conducting analyses to measure th[...]Article
Agricultural life cycle assessment (LCA) at the sub-national regional level may be a valuable input for the decision-makers. Obtaining representative and sufficient data to develop life cycle inventories (LCIs) at that level is a relevant challe[...]Article
Z. El Hathat ; V.R. Sreedharan ; V.G. Venkatesh ; T. Zouadi ; M. Arunmozhi ; Y. Shi |As the world is driving towards climate change, customers are concerned over the issues around greenhouse gas (GHG) emissions and energy consumption in production cycles. Business leaders and governments are eager to reduce emissions through spe[...]Article
Article
Agriculture is one of the main sources of diffuse pollution, such as fertilisers, plant protection products, solid particles or pathogens. The short- and long-term impact of agriculture on surface water quality is often driven by on-farm decisio[...]Article
Drought is considered one of the key barriers influencing wheat production, and various adaptation schemes are practiced globally to mitigate drought impacts. However, it is difficult to precisely assess the performances of drought mitigation me[...]Article
S. Vanino ; C. Di Bene ; C. Piccini ; G. Fila ; B. Pennelli ; R. Zornoza ; V. Sanchez-Navarro ; J. Álvaro-Fuentes ; R. Hüppi ; J. Six ; R. Farina |The intensification of agricultural systems has caused a noticeable impact on agro-ecosystem services. Thus, the adoption of more sustainable agricultural practices such as crop diversification and reduction of external inputs represent an alter[...]Article
A. Casson ; B. Ortuani ; V. Giovenzana ; L. Brancadoro ; S. Corsi ; O. Gharsallah ; R. Guidetti ; A. Facchi |Viticulture is gradually shifting to more sustainable production systems and a fair number of studies aim at assessing the environmental impacts of different technologies and techniques adopted in the wine production through the Life Cycle Asses[...]Article
L. Villani ; G. Castelli ; L. Piemontese ; D. Penna ; E. Bresci |Mediterranean watersheds are expected to face increased and more severe drought events due to climate change. Urgent action is needed to shift from a reactive approach to a proactive one, for which drought risk assessment is fundamental. Neverth[...]Article
A. Elkouk ; Y. Pokhrel ; Y. Satoh ; L. Bouchaou |Climate change is expected to exacerbate drought conditions over many global regions. However, the future risk posed by droughts depends not only on the climate-induced changes but also on the changes in societal exposure and vulnerability to dr[...]Article
Salinization is a major soil degradation threat in irrigated lands worldwide. In Portugal, it affects several pockets of irrigated agricultural areas, but the spatial distribution and intensity of soil salinity are not well known. Unlike convent[...]Article
We explored the relative importance of climate oscillations and human-driven disturbances on the change in vegetation biomass in agroecosystems, and whether it is associated with land use. Our main contribution is a quantitative treatment of the[...]Article
Droughts have severe impacts on the economy, society, and environment. They also have impacts on groundwater and vice versa. While most analyses consider drought and groundwater as disconnected, we argue that drought and groundwater management s[...]Article
In recent decades, most Spanish Mediterranean agricultural regions have been transformed to meet global food demands and have joined global agricultural production networks: a convergence process that has granted them steady economic growth. In [...]Article
Meteorological drought is defined as the event that arises when precipitation is lower than average and initially affects rainfed crops; this is transformed into hydrological drought when persistent drought affects water storage. We have studied[...]Article
Z.M. Nigatu ; D. Fan ; W. You ; A.M. Melesse ; L. Pu ; X. Yang ; X. Wan ; Z. Jiang |Soil moisture (SM) and groundwater (GW) depletion triggered by anthropogenic and natural climate change are influencing food security via crop production per capita decrease in the Nile River Basin (NRB). However, to the best of our understandin[...]Article
S. Mohammed ; A. Elbeltagi ; B. Bashir ; K. Alsafadi ; F. Alsilibe ; A. Alsalman ; M. Zeraatpisheh ; A. Széles ; E. Harsányi |Drought is a natural hazard which affects ecosystems in the eastern Mediterranean. However, limited historical data for drought monitoring and forecasting are available in the eastern Mediterranean. Thus, implementing machine learning (ML) algor[...]Article
The main type of consumptive water use is crop evapotranspiration. The historical evolution of crop evapotranspiration depends on climate and cropland changes. These two latter variables present complex interactions and are expected to continue [...]Article
In 2013, the United Nations Convention to Combat Desertification (UNCCD) established a sciencepolicy interface (SPI) to address Parties need for demand-driven, timely, interdisciplinary science and technical knowledge to tackle problems of des[...]Article
A. Elnashar ; H. Zeng ; B. Wu ; T.G. Gebremicael ; K. Marie |Assessing environmentally sensitive areas (ESA) to desertification and understanding their primary drivers are necessary for applying targeted management practices to combat land degradation at the basin scale. We have developed the MEditerranea[...]Article
O. Kairis ; A. Karamanos ; D. Voloudakis ; J. Kapsomenakis ; C. Aratzioglou ; C. Zerefos ; C. Kosmas |The impact of simulated future climate change on land degradation was assessed in three representative study sites of Thessaly, Greece, one of the countrys most important agronomic zones. Two possible scenarios were used for estimation of futur[...]Article
R. Halbac-Cotoara-Zamfir ; A. Marucci ; R. Salvia ; G. Quaranta ; A. Sateriano ; M. Cecchini ; L. Bianchini |This commentary debates on the role of multiple socioeconomic drivers of fringe land degradation (including, but not limited to, population and social dynamics, economic polarization, and developmental policies), as a novel contribution to the d[...]Article
The latest world atlas of desertification represents a turning point in the diagnosis of desertification. While it forgoes desertification mapping due to the intrinsic complexity of the phenomenon and the impossibility of measuring it using a si[...]Article
La dégradation des terres est un problème préoccupant et dactualité dans plusieurs régions du monde. Il représente toujours un thème de recherche dactualité en géographie. Cet intérêt prend de limportance surtout avec lavènement du changemen[...]Article
Agriculture has been identified as one of the main drivers of environmental degradation in the European Union (EU). It can have negative impacts on air, water, soil and biodiversity. The condition of agroecosystems is affected by soil degradatio[...]Article
A. Shakoor ; A.A. Dar ; M.S. Arif ; T.H. Farooq ; T. Yasmeen ; S.M. Shahzad ; M.A. Tufail ; W. Ahmed ; G. Albasher ; M. Ashraf |Globally, agriculture sector is the significant source of greenhouse gases (GHGs) emissions into the atmosphere. To achieve the goal of limiting or mitigating these emissions, a rigorous abatement strategy with an additional focus on improving c[...]Article
Soil, a non-renewable resource, sustains life on Earth by supporting around 95% of global food production and providing ecosystem services such as biomass production, filtration of contaminants and transfer of mass and energy between spheres. Un[...]Rapport, Expertise, Working Paper
J.-L. Chotte ; J. Albergel ; B. Bonnet ; A. Cornet ; T. Heulin ; P. Hiernaux ; A. Ickowicz ; M. Loireau ; M. Requier-Desjardins ; E. Scopel ; H. Soubelet ; B. Sultan ; M. Thibon ; Y. Travi ; L. Vidal | Montpellier [France] : CSFD. Comité Scientifique Français de la Désertification | Fiche d'actualité | 2022Le premier bilan d'étape de l'impact de l'initiative de la Grande Muraille Verte (GMV) au Sahel (septembre 2021) met en évidence l'urgence d'actions coordonnées, impliquant tous les acteurs, pour atteindre les ambitions annoncées en 2007. Aujour[...]Thèse, Mémoire, Master
La présente étude est inspirée dun débat scientifique actuel autour de lévaluation économique des services écosystémiques rendus par le sol. Elle détaille lestimation des services identifiés dans le bassin versant de lO.Lachbal et développe [...]Article
Desertification is a serious threat to human survival and to ecosystems, especially to inland desert oases. An assessment of desertification severity is essential to ensure national sustainable development for agricultural and land expansion pro[...]Article
The progressive erosion of the coastline is not only a danger to Tunisias coastal infrastructure, but it also threatens nature reserves and dune systems with their important ecosystem functions. A KfW Development Bank project relies on a combin[...]Rapport, Expertise, Working Paper
P. Lavigne Delville ; E. Léonard ; J.-P. Colin ; M. Requier-Desjardins ; P. Burnod ; J.L. Couture | Montpellier [France] : Pôle foncier de Montpellier | 2022Parallèlement aux phénomènes climatiques, la dégradation des terres résulte dactivités humaines qui surexploitent des écosystèmes. Or, rares sont les espaces vides et sans droits. Toute intervention sur un écosystème prend place dans des espace[...]Actes de Congrès ou Communication isolée
P. Lavigne Delville ; E. Léonard ; J.-P. Colin ; M. Requier-Desjardins ; P. Burnod ; J.L. Couture ; CIHEAM-IAMM (Montpellier, France) ; Pôle Foncier (Montpellier, France) | 2022Just like climate hazards, land degradation is the result of human activities that overexploit ecosystems. Yet, there are very few empty places where no property rights to land and other natural resources exist. Ecological interventions usually [...]Article
A. Alitane ; A. Essahlaoui ; M. El Hafyani ; A. El Hmaidi ; A. El Ouali ; A. Kassou ; Y. El Yousfi ; A. Van Griensven ; C.J. Chawanda ; A. Van Rompaey |Soil erosion is an increasingly issue worldwide, due to several factors including climate variations and humans activities, especially in Mediterranean ecosystems. Therefore, the aim of this paper is: (i) to quantify and to predict soil erosion[...]Article
M. Sabir ; M. Naimi ; S. Hossayni |LAnti Atlas occidental, montagne du Sud-Ouest marocain, est sujet à un exode rural intense depuis plusieurs décennies. Ainsi les terrasses agricoles aménagées depuis plusieurs siècles sur les versants des vallées sont abandonnées et dégradées. [...]Article
N. Zekri ; A. Tounkob |Lérosion hydrique est la principale forme de dégradation des sols en Algérie septentrionale. Ce phénomène naturel inévitable qui affecte notamment la partie nord-ouest du pays est exacerbé par les pratiques effarantes de lhomme et la fragilité[...]Article
M. Arabi |Pour lutter contre l'érosion, l'Administration forestière algérienne a généralisé, à partir des années 1940, sur 387.833 ha de terre considérée comme sensibles à l'érosion une stratégie d'équipement rural de défense et restauration des sols (DRS[...]Article
P. Palma ; S. Fialho ; A. Lima ; A. Catarino ; M.J. Costa ; M.V. Barbieri ; L.S. Monllor-Alcaraz ; C. Postigo ; M.L. de Alda |The study aimed to assess the occurrence and the environmental risk of a group of 51 selected pesticides in the Guadiana Basin (a biodiversity hotspot, in the Mediterranean). The most abundant pesticides were bentazone and 2,4-D, while terbuthyl[...]Article
N. Baran ; N. Surdyk ; C. Auterives |Contaminants in groundwater are a major issue worldwide. Temporal trends of such occurrences in French groundwaters were evaluated for several active substances of pesticides belonging to different chemical classes, to identify key factors expla[...]Article
Leffacement du couvert végétal dans les steppes de lEst marocain, territoire vulnérable par nature en situation très déplorée, est subséquent aux phénomènes de défrichement et de mise en culture, de surcharge animale, de mitage urbain et de la[...]Article
M.H. Aydogdu ; M.H. Aydogdu ; M. Cançelik ; M.R. Sevinç ; M.A. Çullu ; K. Yenigün ; N. Küçük ; B. Karli ; S. Ökten ; U. Beyazgül ; H.P. Dogan ; Z. Sahin ; N. Mutlu ; C. Kaya ; A. Yenikale ; A. Yenikale |This research aims to determine the belief-based drought perceptions and attitudes of farmers in Şanlıurfa, which is in a semi-arid climate regime, and the factors affecting them. The surveys were conducted through face-to-face intervi[...]Article
In the Mediterranean basin, edaphic salinization, sodification and alkalinization related to anthropic pressures and climatic changes may hinder the ecosystem sustainability. It is pertinent to study the mid and long-term variability of these so[...]Article
Long-term impact of wastewater irrigation on soil pollution and degradation: a case study from Egypt
There is consensus on the impact of wastewater irrigation on soil properties and heavy metal accumulation. The studies that show the impact of temporal changes as a result of different long-term additions of wastewater on the heavy metal accumul[...]Article
Diffuse water pollution is a major problem in many agroecosystems, especially in irrigated areas linked to ecosystems of high ecological value. Pollution abatement policies imply the modification of agricultural measures and are usually rejected[...]Article
M. Juigner ; M. Robin ; M. Audère ; P. Fattal ; B. Hervy ; R. Kerguillec ; J.-B. Suzanne ; S. Costa ; M. Lopin ; O. Maquaire ; M. Medjkane ; J. Pagny ; A. Thulie |Les côtes basses sableuses sont des espaces contraints et sensibles aux aléas côtiers. Limplantation des activités humaines à proximité du bord de mer fait de ces espaces des territoires du risque. Lidentification des territoires exposés au re[...]Article
R. Ikkou ; H. Lazhar ; Y. Benbrahim |La forêt d'Itzer s'inscrit dans le cadre géographique du versant Sud du Moyen Atlas Plissé, région où la dégradation de la couverture végétale est terriblement présente. L'utilisation de limagerie satellitaire (Landsat) nous a permis davoir un[...]Article
Forests provide a number of ecological and hydrological services, for instance, contributing to decreased water and sediment yields through increased infiltration and reduced soil erosion. However, forest fires can turn positive forest services [...]Article
Les tendances climatiques des cédraies se situent dans les fourchettes des projections climatiques 2016-2035 du GIEC pour le Maroc. Elles sont caractérisées par une augmentation de la fréquence des années sèches, une tendance à la baisse des pré[...]Article
Le bassin versant de lOued Guigou connait des facteurs dévolution généraux. Jusquà une époque récente, aucune menace significative na pesé sur la stabilité de ce bassin versant. Aujourdhui, cet équilibre est devenu précaire et on peut voir [...]Article
Agriculture is one of the most important sectors in the world. It provides food for the growing world populations while also creating employment opportunities. This sector, however, is greatly threatened by climate change, increased water scarci[...]Article
Desertification is one of the most important problems facing arid and semi-arid regions, whether it is caused by irresponsible human activity or due to natural conditions or both. The objectives of the study were to assess the environmental sens[...]Article
Global drylands comprise over 40% of the earths land surface, support millions of pastoralists and account for half of the worlds livestock. Climate change and socio-economic drivers are rapidly altering dryland social-ecological systems, with[...]Article
La partie aval de loued Aoulai est caractérisée par une grande irrégularité des précipitations, le plus souvent à caractère orageux, une forte pente, une topographie accidentée et une lithologie essentiellement fragile ; combinées à une défores[...]Article
M.J. Al Sayah ; C. Abdallah ; M. Khouri ; R. Nedjai ; T. Darwich |This study aims to implement the Land Degradation Neutrality (LDN) concept on a test site: the 309 km2 Nahr Ibrahim watershed Lebanon, by integrating soil erosion as an LDN indicator given its status as a land degradation driver and common conce[...]Article
The Anti-Atlas is subject to an intense rural exodus. The agricultural terraces built for several centuries have been abandoned. They are gradually deteriorating. The risks of runoff and erosion are becoming significant. The objective was to stu[...]Article
Drought is among the highest-impact natural hazards affecting drylands around the world in a warming climate. The Mediterranean region, including Tunisia, is projected to experience the most predominant drying trends worldwide. However, a detail[...]Article
Calabria is a region of southern Italy characterized by several natural and heritage sites located on seaboard areas, within a distance of 300 m from the coast. In fact, 58 Natura 2000 sites and 63 cultural heritage sites (42.9% of which overlap[...]Article
O. Farahy ; M. Laghfiri ; M. Bourioug ; L. Aleya |The cultivation of apple trees needs to use phytosanitary products, which are used in an irrational way by certain farmers. The harmful effects of pesticides result mainly from their persistence in the environment. Several studies have been carr[...]Article
M. Raimondo ; M. Raimondo ; C. Nazzaro ; G. Marotta ; F. Caracciolo |This study aims at estimating the wheat yield response to future challenges (land degradation and climate change) through a statistical emulator. Data from Global Agro-ecological Zones on the overall wheat yields of 254 provinces for nine main w[...]Article
Agency shifts in agricultural land governance and their implications for land degradation neutrality
Given current land degradation trends, Land Degradation Neutrality (LDN, SDG Target 15.3) by 2030 could be difficult to attain. Solutions to avoid, reduce, and reverse land degradation are not being implemented at sufficiently large scales, poin[...]Article
V. Resco de Dios ; J. Hedo ; À. Cunill Camprubí ; P. Thapa ; E. Martínez del Castillo ; J. Martínez de Aragón ; J.A. Bonet ; R. Balaguer-Romano ; R. Díaz-Sierra ; M. Yebra ; M.M. Boer |Fuel moisture limits the availability of fuel to wildfires in many forest areas worldwide, but the effects of climate change on moisture constraints remain largely unknown. Here we addressed how climate affects fuel moisture in pine stands from [...]Communication à un Congrès (avec Actes)
O. Mghirbi ; P. Le Grusse ; C. Grimene ; E. Mandart ; J. Fabre ; J. Caubel ; I. Nembrot ; J.-P. Boulanger ; J.-P. Bord | 2021EToPhy is a web application/platform which aims to assess and control the impacts related to the phytosanitary products used in agriculture on the environment and on human health. The EToPhy web platform is presented as a dashboard to determine [...]Article
Lérosion hydrique est une préoccupation agronomique, économique et environnementale importante en milieu semi-aride méditerranéen. Le choix de la méthode pour lestimer dépend des données disponibles et des conditions de la zone détude. Cet ar[...]Communication à un Congrès (avec Actes)
C. Grimene ; O. Mghirbi ; P. Le Grusse ; J.-P. Bord | 2021Despite the political efforts, France is among the main consuming countries of pesticides in the world and the first at European level with a consumption of more than 85,900 tons/year (BNVD 1, 2019). The preservation of natural resources through[...]Article
Sustainable land management practices can be suitable vehicles to simultaneously address the causes and consequences of land degradation, desertification, and climate change in land managed systems. Here, we assess the potential of a variety of [...]Article
Agricultural land expansion and intensification, driven by human consumption of agricultural goods, are among the major threats to environmental degradation and biodiversity conservation. Land degradation can ultimately hamper agricultural produ[...]Article
C. Tir ; K. Tantone ; D. Madani ; A.E. Cherief ; R. Benniou ; F. Hiouani |La désertification est un problème mondial qui touche 40% de la planète et au moins deux millions de personnes. Ce phénomène est le résultat de combinaisons de facteurs directs et indirects ; certains liés au climat et dautres liés aux activité[...]Article
Article
Increasing dryland degradation and expansion shows that attempts to strengthen dryland resilience in the face of land degradation and climate change have not been successful. If current development pathways do not change, future prospects for th[...]Article
Y. Tramblay ; A. Koutroulis ; L. Samaniego ; S.M. Vicente-Serrano ; F. Volaire ; A. Boone ; M. Le Page ; M.C. Llasat ; C. Albergel ; S. Burak ; M. Cailleret ; K.C. Kalin ; H. Davi ; J.-L. Dupuy ; P. Greve ; M. Grillakis ; L. Hanich ; L. Jarlan ; N. Martin-StPaul ; J. Martínez-Vilalta ; F. Mouillot ; D. Pulido-Velazquez ; P. Quintana-Seguí ; D. Renard ; M. Turco ; M. Türkes ; R. Trigo ; J.-P. Vidal ; A. Vilagrosa ; M. Zribi ; J. Polcher |Droughts can have strong environmental and socio-economic impacts in the Mediterranean region, in particular for countries relying on rain-fed agricultural production, but also in areas in which irrigation plays an important role and in which na[...]Article
La lutte contre la désertification, est également une lutte contre la pauvreté, elle ne peut que s'inscrire, dans le décloisonnement sectoriel afin de permettre aux actions de l'Etat de bénéficier de la synergie et des complémentarités intersect[...]Article
R. Halbac-Cotoara-Zamfir ; D. Smiraglia ; G. Quaranta ; R. Salvia ; L. Salvati ; A. Giménez-Morera |Land degradation is more evident where conditions of environmental vulnerability already exist because of arid climate and unsustainable forms of land exploitation. Consequently, semi-arid and dry areas have been identified as vulnerable land, r[...]Article
G. Quaranta ; R. Salvia ; L. Salvati ; V. De Paola ; R. Coluzzi ; V. Imbrenda ; T. Simoniello |Depopulation and economic marginalization of rural districts have induced a progressive land abandonment in agricultural and pastoral districts. In Europe, areas at higher risk of farmland abandonment are characterized by low-intensity pasture s[...]Article
Land reclamation is critically required to overcome the environmental and anthropogenic challenges in arid lands. The Western Nile Delta region, Egypt, is experiencing rapid reclamation processes for agriculture expansion. West Nubaria (781.92 k[...]Article
The rainfall simulation tests on homogeneous hydrological units soil samples of a Medjerda middle valley watershed show that the characteristics of the upper surface soil layer and types of management practices as well as the rain characteristic[...]Article
Turkey's many and varied landscapes face the challenge of degradation and ultimately desertification due to soil problems that include organic matter deficiency, salinity-alkalinity, compaction and erosion and the loss of biological productivity[...]Article
B. Khallef ; N. Mouchara ; K. Brahamia |La présente étude vise de cartographier les zones vulnérables à lérosion hydrique par la méthode PAP/CAR à laide de la télédétection et des systèmes dinformation géographique au niveau du bassin versant de lOued Bouhamdane lestimation quali[...]Article
F. Benassi ; S. Cividino ; P. Cudlin ; A. Alhuseen ; G.R. Lamonica ; L. Salvati |The relationship between population dynamics and desertification risk in advanced economies is increasingly dependent on the mutual interplay of socioeconomic forces at regional and local scales. Assuming that specific, long-term demographic dyn[...]Article
Desertification is a serious and perilous threat to natural ecosystems. Understanding the spatio-temporal characteristics of this process through the evaluation and monitoring of important indicators appears to be a challenging task. This resear[...]Article
T. Nasser ; G. Faour ; L. Touchart |La plaine intérieure de la Beqaa est considérée comme le grenier agricole du Liban. Dans cette région, la sécheresse représente un problème majeur dont les conséquences sont aggravées par une absence de gestion efficace des ressources en eaux et[...]Article
M. Türkes ; T. Öztas ; E. Tercan ; G. Erpul ; A. Karagöz ; O. Dengiz ; O. Dogan ; K. Sahin ; B. Avcioglu |Producing a scientific desertification risk map has become one of the national primary tasks in order to effectively combat desertification in Turkey. In this respect, General Directorate of Combating Desertification and Erosion in cooperation w[...]