Results 61 to 70 of about 759 (165)

δ13C values of soil organic carbon and their responses to C3 and C4 plants shift in Mengzi karst graben basin, SW China

open access: yesActa Carsologica, 2020
Understanding the controlling factors of soil organic carbon isotope (δ13CSOC) change and the vegetation succession process is crucial to guide ecological restoration and agricultural cultivation in karst rocky desertification region.
Hui Yang   +4 more
doaj   +1 more source

Response of Vegetation Greenness to Extreme Droughts and Possible Mechanisms in Guizhou Province, China

open access: yesEcology and Evolution, Volume 16, Issue 1, January 2026.
Spatiotemporal variations of the two drought events and the different response of vegetation NDVI to both events were investigated based on multiple data in Guizhou Province. The 2009–2010 drought exerted a inhibitory effect on vegetation growth, while the 2011 drought exhibited a milder impact, even demonstrating continued green growth amidst the dry ...
Chuncan Meng, Yingqing Cen, Xu Xue
wiley   +1 more source

Evolution of rocky desertification and its response to land use changes in the karst areas of Guangxi

open access: yesCarsologica Sinica
This study focuses on the karst areas of Guangxi, Southwest China, which cover an area of 9.87×104 km2 (accounting for 41% of Guangxi's total land area) and feature a subtropical monsoon climate, complete karst landforms (dominated by peak cluster ...
Degen ZHU   +6 more
doaj   +1 more source

Study on the Coupling and Coordinated Development of Agricultural Eco‐Economic System and Its Barrier Factors in Karst Areas of Southwest China

open access: yesAdvances in Agriculture, Volume 2026, Issue 1, 2026.
The coordinated development of the agricultural eco‐economic system in karst areas faces severe constraints under the dual pressures of a fragile ecological environment and socioeconomic activities. Taking the main karst areas in southwestern China—Guangxi, Yunnan, and Guizhou provinces—as case studies, this study assessed the coupling coordination ...
Shufang Song, Atin Kumar
wiley   +1 more source

Study on comprehensive planning of rocky desertification in karst area of Chongqing

open access: yesIOP Conference Series: Earth and Environmental Science, 2017
Chongqing is a key area for comprehensive treatment of rocky desertification in karst areas of china. Strengthening the comprehensive management of karst rocky desertification area, for the maintenance of ecological safety of Three Gorges Reservoir area, expanding the karst rocky desertification area people survival and development space, and improving
openaire   +1 more source

Complementary Strategies of Hydraulic Variability and Conservative Stomatal Regulation Enable Widespread Distributions in a Heterogeneous Karst Landscape

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
Steep water‐soil gradients in karst create niche differentiation, yet how widespread trees span microhabitats remains unclear. Along a moisture gradient, Delavaya toxocarpa and Tirpitzia ovoidea colonize xeric hilltops through high hydraulic trait variability that prioritizes hydraulic safety, whereas Litsea glutinosa depends on conservative stomatal ...
Xiaojuan Wang   +5 more
wiley   +1 more source

Landscape Structural Patterns and Soil–Water Loss in the Karst Critical Zone in Southwest China: Coupling Mechanisms, Regional Specificity, and Research Challenges

open access: yesLand
Karst critical zones in Southwest China are highly vulnerable to soil–water loss because thin soils, exposed carbonate bedrock, well-developed epikarst, and strong surface–subsurface connectivity promote both surface erosion and subsurface leakage ...
Chenyi Zhu   +5 more
doaj   +1 more source

Study on peak cluster-depression rocky desertification landscape evolution and human activity-influence in South of China

open access: yesEuropean Journal of Remote Sensing, 2020
The peak cluster depression is a concentrated distribution of karst rocky desertification hazards in southern China. Under special water and soil conditions, the bare peak cluster slopes are covered with dense evergreen forests.
Liang Li, Kangning Xiong
doaj   +1 more source

Citizens Turning Into Scientists: A Calling to Boost the Knowledge of the Public to Address the Environmental Crisis in the Brazilian Semiarid 从公众到科学家:助力提升公众知识以应对巴西半干旱地区环境危机

open access: yesIntegrative Conservation, Volume 4, Issue 4, Page 546-554, December 2025.
Desertification is increasing in the Brazilian Semiarid, leading to loss of species and ecosystem services, while precise data on biodiversity distribution and trends are lacking. Public engagement in scientific projects can improve ecosystem protection.
Lucas Rodriguez Forti   +3 more
wiley   +1 more source

Karst rocky desertification delineation and estimation of potential soil loss in tropical karst cockpits

open access: yesKuwait Journal of Science
Tropical cockpit karst, characterized by hilly topography, steep slopes, and thin soil layers, is highly susceptible to land degradation in the form of karst rocky desertification (KRD). KRD occurs due to acute soil erosion in karst environments, leading to the exposure of bedrock.
Rakhmat Dwi Putra   +2 more
openaire   +2 more sources

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