Results 121 to 130 of about 5,380 (238)

Research on the Temporal and Spatial Changes and Driving Forces of Rice Fields Based on the NDVI Difference Method

open access: yesAgriculture
Rice is a globally important food crop, and it is crucial to accurately and conveniently obtain information on rice fields, understand their spatial patterns, and grasp their dynamic changes to address food security challenges. In this study, Chongqing’s
Jinglian Tian   +5 more
doaj   +1 more source

Quantitative Evaluation of Ecosystem Health in a Karst Area of South China

open access: yes, 2016
The purpose of this study is to propose a GIS-based mechanism for diagnosing karst rocky desertification (KRD) ecosystem health. Using the Huajiang Demonstration Area in Guizhou Province as a case study, this research offers a multi-factor indicator ...
Shengzi Chen   +3 more
core   +1 more source

Impacts of Climate Change on Groundwater Quality in the Northern Atlantic Coastal Plain: A Review

open access: yesJAWRA Journal of the American Water Resources Association, Volume 62, Issue 3, June 2026.
ABSTRACT This review integrates hydrogeological and geochemical processes to assess the impacts of climate change on groundwater quality in the Northern Atlantic Coastal Plain (NACP). Projected changes in air temperature, precipitation, and sea‐level rise are expected to influence groundwater recharge, discharge, storage, and seawater intrusion in ...
Zahid Aziz, Nicholas A. Procopio
wiley   +1 more source

The Seasonal and Spatial Patterns of Planktonic Bacterial and Fungal Community Structure and the Response to Environmental Factors in the Danjiangkou Reservoir, China

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
This study investigated the spatial and temporal distribution patterns of bacterial and fungal communities in the Danjiangkou Reservoir during dry season and wet season, revealing the mechanism by which seasonal variations drive changes in microbial community composition and function through their influence on the physicochemical properties of the ...
Yarui Cheng   +5 more
wiley   +1 more source

Enhanced Landslide Susceptibility Assessment in Western Sichuan Utilizing DCGAN-Generated Samples

open access: yesLand
The scarcity of landslide samples poses a critical challenge, impeding the broad application of machine learning techniques in landslide susceptibility assessment (LSA).
Yuanxin Tong   +4 more
doaj   +1 more source

Representation of obligate groundwater‐dwelling copepod diversity in European protected areas

open access: yesConservation Biology, Volume 40, Issue 3, June 2026.
Abstract Groundwaters sustain diverse surface ecosystems and are populated by metazoan species, mostly invertebrates, that provide fundamental ecological functions and are often of prominent conservation value due to narrow endemism and high phylogenetic rarity.
Francesco Cerasoli   +7 more
wiley   +1 more source

Evergreen vs. deciduous species: Whose water use efficiency can influence the plant trait spectrum in the karst evergreen-deciduous mixed broad-leaved forests?

open access: yesForest Ecosystems
Unraveling the drivers of the plant trait spectrum is crucial for explaining species coexistence, especially in biodiverse ecosystems. Focusing on the Maolan Nature Reserve, a typical karst evergreen-deciduous mixed forest, this study examined the ...
Xuerong Shao   +9 more
doaj   +1 more source

Litter Decomposition Rate of Karst Ecosystem at Gunung Cibodas, Ciampea Bogor Indonesia

open access: yes, 2016
The study aims to know the productivity of litter and litter decomposition rate in karst ecosystem. This study was conducted on three altitude of 200 meter above sea level (masl), 250 masl and 300 masl in karst ecosystem at Gunung Cibodas, Ciampea, Bogor.
Sethyo Vieni Sari   +2 more
core   +1 more source

Strong diel variation in the activity of insect taxa sampled by Malaise traps

open access: yesEcological Entomology, Volume 51, Issue 3, Page 533-546, June 2026.
Malaise traps sampled different communities during mornings (06:00–12:00), afternoons (12:00–16:00), evenings (18:00–22:00), and nights (22:00–06:00), highlighting the difference in diel rhythm between taxa. The highest diversity and abundance of insects were found during afternoons, the lowest diversity during night, and the lowest abundance during ...
Viktor Gårdman   +2 more
wiley   +1 more source

Spatiotemporal Response and Driving Factors of Carbon Stocks to Land Use Change in Southwest China Karst Region

open access: yesEcosystem Health and Sustainability
Karst landscapes serve as vital carbon reservoirs, yet the long-term dynamics of their multiple carbon pools and the underlying driving mechanisms remain insufficiently understood.
Jing Xiao   +7 more
doaj   +1 more source

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