Results 11 to 20 of about 33,272 (135)

Evaluation of Land Ecological Security in Ecologically Fragile Region of Shannan City Based on PSR Model

open access: yesGuangdong nongye kexue, 2022
【Objective】The study evaluated the land ecological security in Shannan City of Tibet Autonomous Region, revealed the main factors affecting the land ecological security, with a view to providing reasonable suggestions for the realization of ecological ...
Hongqing LI   +3 more
doaj   +1 more source

Methodological foundations of the philosophical content of the systemic concepts of “ecological state” and “environmental security” in the use of water resources

open access: yesSHS Web of Conferences, 2023
The purpose of this paper is to assess the philosophical categorical meaning of the concepts of “ecological state” and “environmental security” in the space and time of zones of influence of a water management facility, hereinafter referred to as the “Object of Activity” as part of the natural technical system “Natural Environment-Object of Activity ...
Bondarenko V.L.   +4 more
openaire   +2 more sources

Study on the spatial–temporal patterns and evolution characteristics of ecological security based on dynamic evaluation in the Three Gorges Reservoir Area

open access: yesEcological Indicators, 2023
Monitoring ecological security in the Three Gorges Reservoir Area (TGRA) is the prime objective of the ecosystem research on the Yangtze River basin. The comprehensive dynamic evaluation model of ecological security based on the “Pressure-State-Benefit ...
Dan Chen   +5 more
doaj   +1 more source

Does Shift in Vegetation Abundance After Nitrogen and Phosphorus Additions Play a Key Role in Regulating Fungal Community Structure in a Northern Peatland?

open access: yesFrontiers in Microbiology, 2022
Soil fungal communities are key players in biogeochemical processes of peatlands, which are important carbon stocks globally. Although it has been elucidated that fungi are susceptible to environmental changes, little is known about the intricate and ...
Chenhao Cao   +21 more
doaj   +1 more source

Evaluation of Land Ecological Security and Diagnosis of Obstacle Factors for Oasis Land in Yili River Valley from Perspective of Ecological Civilization

open access: yesShuitu baochi tongbao, 2022
[Objective] The ecological security of oasis land in Yili River valley was studied from the perspective of ecological civilization, and the main factors influencing the ecological security of land in this area were analyzed, in order to promote the ...
Liu Zhiyou   +4 more
doaj   +1 more source

First description of the male and hemipenial morphology of Opisthotropis haihaensis Ziegler et al., 2019 (Serpentes, Natricidae), with updated diagnosis and distribution [PDF]

open access: yesBiodiversity Data Journal
The Haiha Mountain Stream Keelback, Opisthotropis haihaensis Ziegler, Pham, Nguyen, Nguyen, Wang, Wang, Stuart & Le, 2019, was originally described based on a single female specimen from northern Vietnam.
Tierui Zhang   +7 more
doaj   +3 more sources

Evaluation of Forest Ecological Security and Its Influencing Factors in Multi-Climatic Zones: A Case Study of Yunnan Province

open access: yesApplied Sciences, 2023
Forest ecological security is related to national ecological security. Yunnan Province has a significantly stereoscopic climate characterized by diverse and complex vegetation.
Zhe Chen   +2 more
doaj   +1 more source

Genetic structure of giant pandas across patchily distributed habitats in the Qinling Mountains

open access: yesGlobal Ecology and Conservation, 2023
Due to geographic isolation and habitat disturbance, the Qinling giant pandas (QGPs) were divided into six habitat patches and accordingly assigned to six local populations in the Fourth National Survey on Giant Pandas. Whether the artificial division of
Jiqin Huang   +6 more
doaj   +1 more source

APPLICATION OF THE DPSIR MODEL AS AN INNOVATIVE APPROACH TO THE RESTORATION OF ENVIRONMENTAL SAFETY IN THE POLISSIA OF UKRAINE [PDF]

open access: yesAcademy Review
The ecological situation in the Polissia region of Ukraine is critical due to the Russian invasion and environmental pollution. All natural resources in the region have suffered significant negative impacts.
Iryna V. Zamula   +2 more
doaj   +1 more source

Spatiotemporal Differentiation of Land Ecological Security and Its Influencing Factors: A Case Study in Jinan, Shandong Province, China

open access: yesFrontiers in Environmental Science, 2022
Land ecological security plays an important role in the sustainable land resources utilization and social economic development. In this study, the Pressure-State-Response (PSR) model was constructed to measure the land ecological security pattern based ...
Jinhua Liu   +4 more
doaj   +1 more source

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