Results 141 to 150 of about 101,599 (204)

Freshwater Biodiversity Research in Brazil: Trends from a Systematic Review and Topic Modeling

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 2, December 2026.
ABSTRACT Brazil is a megadiverse country that hosts six major biomes and a vast freshwater network. Despite this richness, research on freshwater biodiversity has been heterogeneous across regions, communities, and time, leaving significant knowledge gaps.
Paula Caroline dos Reis Oliveira   +24 more
wiley   +1 more source

Wildfire in the Surrounding Landscape Alters Limnological Conditions and Plankton Communities in a Tropical Reservoir

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 2, December 2026.
ABSTRACT Wildfires are becoming increasingly frequent and severe as a consequence of climate change. Their impacts on terrestrial ecosystems and on the atmosphere include the release of gases and ash, as well as enhanced soil susceptibility to erosion and the downstream transport of materials into aquatic systems.
Daniel Guido Giongo   +7 more
wiley   +1 more source

Climate Change and Temperature‐Based Stratification in Shallow Lakes and Ponds in Warm Climate Regions

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 2, December 2026.
ABSTRACT Thermal stratification in shallow lakes (< 5 m, > 5 ha) and ponds (< 5 m, < 5 ha) in warm climate regions is understudied. A comprehensive review was done to identify the effects of climate change on stratification patterns, their effects on the ecology of shallow waterbodies and implications for management of shallow waterbodies.
Lorine Auma Omondi
wiley   +1 more source

Translocated Clam Retention and Effects on Ecosystem Functions Across a Gradient of Environmental Stress

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 60, Issue 4, December 2026.
Estuarine ecosystems are experiencing increasing land‐derived stress, bringing sediments, excess nutrients and contaminants. Once degraded, disturbed soft sediment ecosystems can take years to recover because long‐lived, functionally important species that aid recovery are lost.
Natalie Prinz   +6 more
wiley   +1 more source

Dual‐Branch Network With Enhanced Feature Fusion for Improved Rice Classification Accuracy

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 4, December 2026.
ABSTRACT Accurate mapping of rice, one of the world's most important food crops, is critical for monitoring its growth, estimating yields, and supporting global food security. Most deep learning methods for crop classification rely on multi‐temporal optical remote sensing data. However, it is difficult to obtain sufficient ground‐truth samples for time‐
Rongfei Ma   +6 more
wiley   +1 more source

Science Needs for a Terrestrial Biosphere Tipping Point Early Warning System

open access: yesReviews of Geophysics, Volume 64, Issue 4, December 2026.
Abstract Tipping points in the Earth system have the potential to cause major detrimental impacts to the biosphere and societies. Their inherent nonlinearity implies that even relatively small additional increases in external forcing might result in disproportionately large adjustments to components of the Earth system.
Jesse F. Abrams   +13 more
wiley   +1 more source

The Consortium for the Advancement of Marine Arctic Science: Breaking the Barriers to Collaboration

open access: yesPerspectives of Earth and Space Scientists, Volume 7, Issue 1, December 2026.
Abstract The Consortium for the Advancement of Marine Arctic Science (CAMAS) has been created in response to the need for improved capabilities in Earth system modeling, specifically focused on the Arctic marine system. Designed to enable collaborative research, CAMAS has so far carried out a series of 3 hybrid workshops from 2024 to 2026.
J. Clement Kinney   +5 more
wiley   +1 more source

Acute toxicity of fine and coarse copper sulfate crystals to planorbid snails in experimental catfish ponds

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 6, December 2026.
Abstract Bolbophorus damnificus, a digenetic trematode infecting ictalurid catfish, causes substantial economic losses in commercial aquaculture through a parasite‐induced anemia, leading to poor performance and increased susceptibility to secondary bacterial infections.
Kevin C. Wise   +8 more
wiley   +1 more source

Ecosystem Health Assessment of Hulun Lake Using an eDNA Metabarcoding‐Based Phytoplankton Index of Biotic Integrity

open access: yesEcology and Evolution, Volume 16, Issue 11, November 2026.
Using environmental DNA metabarcoding data from 13 sampling sites, we assessed spatial variation in phytoplankton diversity, community composition, and biotic integrity across Hulun Lake. Phytoplankton diversity was higher in the northern and southern regions, whereas P‐IBI values indicated better ecological conditions in the central and northern ...
Qi An   +10 more
wiley   +1 more source

Seabird Prey in Space and Time: Combining Multiple Datasets to Model the Distribution of Sandeel (Ammodytes marinus) and Sprat (Sprattus sprattus) in the North Sea

open access: yesEcology and Evolution, Volume 16, Issue 11, November 2026.
Forage fish are key prey and commercial species in the North Sea ecosystem, but estimates of their biomass over detailed spatial and temporal scales is currently limited. To fill this vital research gap we employ Hierarchical Bayesian spatiotemporal models of sandeel (Ammodytes marinus) and sprat (Sprattus sprattus) in the North Sea, providing fine ...
Sylvan Benaksas   +5 more
wiley   +1 more source

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