Results 31 to 40 of about 2,073 (131)

Past research and future directions in understanding how birds use their sense of smell

open access: yesIbis, Volume 167, Issue 4, Page 853-881, October 2025.
Our understanding of the functional importance of olfaction to birds has improved over the past 60 years, largely as the result of experimental studies testing how birds use their sense of smell in different contexts. As it is impossible to measure directly which odours birds can detect, we rely on measuring behavioural responses to scent cues or ...
Darcy Creece   +2 more
wiley   +1 more source

Transboundary Water Resources Allocation Under Various Parametric Conditions: The Case Of The Euphrates & Tigris River Basin [PDF]

open access: yes, 2012
The literature on transboundary water resources allocation modeling is still short in encompassing and analyzing complex geographic multiparty nature of basins. This study elaborates Inter Temporal Euphrates and Tigris River Basin Model (ITETRBM)*, which
Geymen, Abdurrahman   +1 more
core  

Widespread Extent of Irrecoverable Aquifer Depletion Revealed by Country‐Wide Analysis of Land Surface Subsidence Hazard in Iran

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 9, September 2025.
Abstract Ongoing depletion of Iran's groundwater, driven by human extraction, has contributed to 106 incidences of basin‐scale, land‐surface subsidence covering 31,400 km2 (> ${ >} $10 mm/yr, 1.9%) of the country. We use Sentinel‐1 Interferometric Synthetic Aperture Radar time series to map and analyze, for the first time, surface velocities within ...
Jessica A. Payne   +7 more
wiley   +1 more source

Influence of anthropogenic inputs and a high-magnitude flood event on metal contamination pattern in surface bottom sediments from the Deba River urban catchment [PDF]

open access: yes, 2015
The purpose of this study was to assess the influence of anthropogenic factors (infrastructure construction and industrial and wastewater inputs) and hydrological factors (high-magnitude flood events) on metal and organic contamination and on the source ...
García-García, Jon   +3 more
core   +4 more sources

“Između ušća dviju rijeka”. Djelovanje vode, izvora, rijeka i drveća u drevnoj mezopotamskoj kozmologiji i religiji [PDF]

open access: yes, 2021
This contribution offers an anthropological view of holy waters, springs, sacred rivers, and trees in the ancient Mesopotamian religious framework. Water is omnipresent in Mesopotamian myths and rituals, particularly in association with the cosmic Apsû ...
Perdibon, Anna
core   +2 more sources

Risky behavior of Asian black bears differs between sex and season in a landscape fragmented by roads

open access: yesJournal of Zoology, Volume 326, Issue 4, Page 339-351, August 2025.
We investigated sex and seasonal differences in the road crossing behavior of Asian black bears (Ursus thibetanus) living in central Honshu Island, Japan, as an example of wildlife risk‐taking behavior in a highly fragmented landscape. Our results show that Asian black bears generally avoid crossing roads, and that there are seasonal differences in ...
S.‐Y. Baek   +5 more
wiley   +1 more source

Temporal, Spatial and Prey Niche Partitioning Reveals Coexistence Mechanism of Mesocarnivores in Guangdong Province, South China

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
Through examining the three ecological niche dimensions, we found spatial and prey niche partitioning could help explain mesocarnivore coexistence patterns in Guangdong Province, southern China. ABSTRACT Mesocarnivores are expected to maintain ecosystem function and stability as emerging apex predators after the decline and extinction of large ...
Fei Wu   +6 more
wiley   +1 more source

Modelling Species Distribution at the Boundaries of the Earth's Climate

open access: yesGlobal Ecology and Biogeography, Volume 34, Issue 7, July 2025.
ABSTRACT Aim Correlative species distribution models (SDMs) are widely used to project species' responses to global changes. The climatic niche of a species is calibrated under current climate conditions and then projected in space and/or time, making model extrapolation an important concern. This issue is particularly relevant when considering species
Chiara Serafini   +3 more
wiley   +1 more source

Spatiotemporal interactions facilitate sympatry in a diverse mammalian community

open access: yesEcosphere, Volume 16, Issue 2, February 2025.
Abstract Understanding mechanisms underlying coexistence among potential competitors, and between predators and prey, is a persistent challenge in community ecology. Using 6 years (2013–2018) of camera‐trapping data and species interaction models, we investigated the spatiotemporal patterns of inter‐ and intra‐guild interspecific interactions in a ...
Vratika Chaudhary   +4 more
wiley   +1 more source

Low-frequency ocean bottom pressure variations in the North Pacific in response to time-variable surface winds [PDF]

open access: yes, 2014
One decade of time-variable gravity field observations from the GRACE satellite mission reveals low-frequency ocean bottom pressure (OBP) variability of up to 2.5 hPa centered at the northern flank of the subtropical gyre in the North Pacific. From a 145
Bergmann-Wolf, I.   +5 more
core   +1 more source

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