Results 111 to 120 of about 17,244 (283)

Distributional patterns and habitat associations of sturgeon chub in western Missouri River tributaries of South Dakota

open access: yesJournal of Fish Biology, EarlyView.
Abstract There is a growing body of literature that suggests riverine fish are some of the most threatened taxa on a global scale. Similarly, the literature suggests less‐altered tributaries may offer refugia for large‐river specialists. The greater Mississippi River basin, including the Missouri River system, has been subjected to anthropogenic ...
Mitchell R. Magruder   +2 more
wiley   +1 more source

Geomorphic changes after the 2021 Central European flood in the Ahr Valley by LiDAR-based differences

open access: yesEnvironmental Sciences Europe
Background In July 2021, destructive floods in Western Europe were triggered by enormous precipitation rates related to a low-pressure system named "Bernd." These catastrophic events led not only to major damage to infrastructure, severe economic losses,
Vanessa Steinritz   +5 more
doaj   +1 more source

Identifying Salt Marsh Shorelines from Remotely Sensed Elevation Data and Imagery

open access: yesRemote Sensing, 2019
Salt marshes are valuable ecosystems that are vulnerable to lateral erosion, submergence, and internal disintegration due to sea level rise, storms, and sediment deficits.
Amy S. Farris   +2 more
doaj   +1 more source

Eighth year projects and activities of the Environmental Remote Sensing Applications Laboratory (ERSAL) [PDF]

open access: yes
Projects completed for the NASA Office of University Affairs include the application of remote sensing data in support of rehabilitation of wild fire damaged areas and the use of LANDSAT 3 return beam vidicon in forestry mapping applications.
Isaacson, D. L.   +2 more
core   +1 more source

Multitrophic responses to tidal marsh restoration: early effects of channel configuration on water quality, aquatic food web structure, and fish communities

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Tidal wetland restoration is critical for reversing habitat loss and enhancing resilience under sea‐level rise and climate variability. Dutch Slough in the San Francisco Estuary served as a living laboratory for adaptive management.
Joseph E. Merz   +5 more
wiley   +1 more source

Research and investigation of geology, mineral, and water resources of Maryland [PDF]

open access: yes
The authors have identified the following significant results. Field work in Baltimore County revealed that the signature returns of serpentinitic and nonserpentinitic rocks correlates with the vegetation cover and land use pattern. In Maryland Piedmont,
Crowley, W. P.   +4 more
core   +1 more source

Quantitative analysis of channel characteristics of distributive fluvial systems

open access: yesSedimentology, EarlyView.
ABSTRACT Distributive fluvial systems (DFSs) are characterised by a radial distributive channel pattern in planform and dominate modern‐day sedimentary basins. Where aggradation occurs, such as in sedimentary basins, there is increased preservation potential, and therefore, DFSs are hypothesised to constitute a significant portion of the continental ...
Kwetishe Joro Danjuma   +4 more
wiley   +1 more source

Source‐to‐sink sediment transport reversals during glacial sea‐level lowstands sustain soil formation on pericoastal carbonate terrains

open access: yesSedimentology, EarlyView.
ABSTRACT Understanding the processes that drive soil formation is crucial for developing sustainable land‐use strategies, as changing land‐use practices and climate change exacerbate soil erosion. The formation of substantial arable soils on carbonate bedrock requires substantial dust accretion as the underlying bedrock lacks siliciclastic material. In
Daniel Palchan   +3 more
wiley   +1 more source

Characterizing changes in channel morphology associated with base level fall: Application on Le Sueur and Maple Rivers

open access: yesInternational Journal of Sediment Research
Many fluvial systems have undergone significant changes in their morphology due to base level fall since the last glaciation. Channels in such transient fluvial systems continuously adjust their morphology and may still be incising until reaching a new ...
Zeyad Ayoob Sulaiman   +3 more
doaj   +1 more source

A review of the historic and present ecological role of aquatic and shoreline wood, from forest to deep sea

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1091-1119, June 2026.
ABSTRACT The ecology of forests, their losses, and terrestrial wood decomposition dynamics have been intensively studied and reviewed. In the aquatic realm, reviews have concentrated on large wood (LW) in rivers and the transition from freshwater to marine environments in the Pacific Northwest of North America. However, a comprehensive global synthesis
Jon Dickson   +9 more
wiley   +1 more source

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