Results 151 to 160 of about 500,057 (260)

Long term mangrove dieback and recovery at Godorya Marine Protected Area in the Gulf of Aden under climate variability. [PDF]

open access: yesSci Rep
Ahmed MM   +7 more
europepmc   +1 more source

Multi-Scale detection, mapping, and modelling geomorphic change in gravel-bed rivers with UAV remote sensing

open access: yes
Fluvial science is in particular need of surveying tools which can rapidly and accurately capture topographic data. The use of low-cost, consumer grade UAV (unmanned aerial vehicle) systems and Structure from Motion (SfM) processing methods has seen successful adoption by many other earth surface processes sub-fields however their use for monitoring ...
openaire  

A global assessment of abyssal–hadal vermiform lebensspuren: Functional consistency with depth

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Lebensspuren—sedimentary traces produced by benthic organisms—are widespread on deep‐sea floors but remain infrequently reported from abyssal (~ 3000–6000) and hadal (> 6000 m) environments. Here, we present the most comprehensive assessment of abyssal–hadal vermiform lebensspuren to date, spanning multiple ocean basins and reaching full‐ocean
Denise J. B. Swanborn   +2 more
wiley   +1 more source

Seismic imaging of the critical zone of dolerite dykes at Cap Fréhel in Brittany (France)

open access: yesNear Surface Geophysics, Volume 24, Issue 3, Page 262-288, June 2026.
Abstract In June 2023, we measured ten near‐surface seismic profiles to image the critical zone of dolerite (diabase) dykes that cut the sandstone at Cap Fréhel in Brittany (France). Seismic ray tracing and inversion are used to determine the thickness of the regolith layer from first‐arrival P‐wave traveltimes.
M. Zillmer   +4 more
wiley   +1 more source

Resilient Flow Regimes in the Rio Grande—Río Bravo Basin

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1038-1053, June 2026.
ABSTRACT Water is essential for human development and is an indispensable resource for economic activity and a country's growth. However, current water practices, along with increasing land‐use change, climate change, and agricultural practices, have significantly altered the hydrological cycle and water availability.
Ramon Saiz‐Rodriguez   +4 more
wiley   +1 more source

Ecological Characteristics of Stream Reaches With and Without Low‐Tech Process‐Based Restoration in a Wildfire‐Affected Catchment

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1022-1037, June 2026.
ABSTRACT Low‐tech process‐based stream restoration (LTPBR) is increasingly implemented following wildfire, underscoring the need to evaluate restoration outcomes in burned catchments. To help address this need, we measured abiotic and biotic characteristics of a reach that received LTPBR, an untreated reach, and a reach with relict beaver activity that
Kimberly A. Nichter   +5 more
wiley   +1 more source

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