Results 1 to 10 of about 27,483 (250)

Archaea and their interactions with bacteria in a karst ecosystem. [PDF]

open access: yesFront Microbiol, 2023
Karst ecosystems are widely distributed around the world, accounting for 15–20% of the global land area. However, knowledge on microbial ecology of these systems does not match with their global importance. To close this knowledge gap, we sampled three niches including weathered rock, sediment, and drip water inside the Heshang Cave and three types of ...
Cheng X   +5 more
europepmc   +4 more sources

Karst landscapes of China: patterns, ecosystem processes and services [PDF]

open access: yesLandscape Ecology, 2019
Abstract Context The karst region of southwestern China, one of the largest continuous karsts in the world, is known for its unique landscapes and rich biodiversity. This region has suffered severe environmental degradation (e.g., vegetation cover loss, soil erosion and biodiversity loss).
Kelin Wang   +2 more
exaly   +2 more sources

Landslide Susceptibility Mapping Based on Resampling Method and FR-CNN: A Case Study of Changdu

open access: yesLand, 2023
Deep learning can extract complex and high-dimensional characteristic information with its deep structure, effectively exploring the complex relationship between landslides and their numerous influencing factors, and ultimately, more accurately predict ...
Zili Qin   +4 more
doaj   +1 more source

Carbonate Mineral Dissolution and Its Carbon Sink Effect in Chinese Loess

open access: yesLand, 2022
The relationship between the source and sink of atmospheric CO2 has always been a widely discussed issue in global climate change research. Recent studies revealed that the chemical weathering of carbonate rocks contributed to 1/3 (~0.5 Pg C/yr) of the ...
Mingyu Shao   +5 more
doaj   +1 more source

Village ecosystem vulnerability in karst desertification control: evidence from South China Karst

open access: yesFrontiers in Ecology and Evolution, 2023
Against the background of global environmental changes and the intensification of human activity, the village ecosystem faces enormous challenges. In particular, the rural areas in South China Karst face serious problems, such as karst desertification and human–land conflicts.
Jiuhan Tang   +4 more
openaire   +2 more sources

Forest Fire Mapping Using Multi-Source Remote Sensing Data: A Case Study in Chongqing

open access: yesRemote Sensing, 2023
Forest fires are one of the most severe natural disasters facing global ecosystems, as they have a significant impact on ecological security and social development.
Yixin Zhao   +5 more
doaj   +1 more source

The Response of Land Surface Temperature Changes to the Vegetation Dynamics in the Yangtze River Basin

open access: yesRemote Sensing, 2022
Land surface temperature (LST) is a key parameter in the study of surface energy balance and climate change from local through to global scales. Vegetation has inevitably influenced the LST by changing the surface properties.
Jinlian Liu   +5 more
doaj   +1 more source

Responses of Forest Carbon Cycle to Drought and Elevated CO2

open access: yesAtmosphere, 2021
Forests play a pivotal role in mitigating global warming as an important carbon sink. Recent global greening trends reflect a positive influence of elevated atmospheric CO2 on terrestrial carbon uptake.
Jun-Lan Xiao   +5 more
doaj   +1 more source

Monitoring of Extreme Agricultural Drought of the Past 20 Years in Southwest China Using GLDAS Soil Moisture

open access: yesRemote Sensing, 2022
Drought can cause severe agricultural economic losses and hinder social and economic development. To manage drought, the process of drought events needs to be described with the help of an effective drought indicator.
Xupeng Sun   +5 more
doaj   +1 more source

Ecosystem service delivery in Karst landscapes: anthropogenic perturbation and recovery [PDF]

open access: yesActa Geochimica, 2017
Couvrant de vastes régions de la Chine, les paysages karstiques sont exceptionnels car un changement rapide et intensif de l'utilisation des terres n'a provoqué une grave dégradation de l'écosystème qu'au cours des 50 dernières années. L'intensification de la production alimentaire par l'agriculture au XXe siècle a entraîné une détérioration rapide de ...
Timothy A. Quine   +14 more
openaire   +6 more sources

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