Results 121 to 130 of about 99,868 (318)

Eelgrass‐associated invertebrate biodiversity patterns in a subarctic seascape

open access: yesLimnology and Oceanography, Volume 71, Issue 4, April 2026.
Abstract Abiotic, biotic, and spatial processes shape patterns of biodiversity in coastal ecosystems. In this study, we test how these processes influence eelgrass‐associated invertebrate diversity in a subarctic seascape. We sampled invertebrate assemblages in 12 meadows along 300 km of coastline in James Bay, Canada, and tested the relative ...
Nicole S. Knight   +7 more
wiley   +1 more source

Radar systems for the water resources mission. Volume 4: Appendices E-I [PDF]

open access: yes
The use of a scanning antenna beam for a synthetic aperture system was examined. When the resolution required was modest, the radar did not use all the time the beam was passing a given point on the ground to build a synthetic aperture, so time was ...
Claassen, J. P.   +7 more
core   +1 more source

Permafrost Terrain Disturbance Susceptibility in the Nacho Nyäk Tagé (Stewart River) Watershed, Yukon, Canada

open access: yesPermafrost and Periglacial Processes, Volume 37, Issue 2, Page 203-226, April/June 2026.
ABSTRACT The Nacho Nyäk Tagé (Stewart River) watershed in central Yukon (Canada) is characterized by discontinuous permafrost that is locally highly sensitive to thaw. This study aims to map the spatial distribution of permafrost terrain disturbances (PTDs) in the watershed and model thaw susceptibility to support community‐led land‐use planning by the
Frederic Brieger   +2 more
wiley   +1 more source

Self‐Templated Hierarchically Porous Graphitic Aerogels for Emi Shielding

open access: yesSmall, Volume 22, Issue 22, 17 April 2026.
This work presents a self‐templated, single‐component hierarchically porous graphitic aerogel derived from albumen through pyrolysis for lightweight EMI shielding applications. Controlled thermal processing enables tunable structure, electrical conductivity, and attenuation mechanisms.
M. Shaharyar Wani   +4 more
wiley   +1 more source

Challenges and Opportunities for National‐Scale Projections of Future Coastal Landscape Change

open access: yesEarth's Future, Volume 14, Issue 4, April 2026.
Abstract Local to global scale projections of future coastal landscape change are essential to improve land and resource management decisions that aim to prepare for and reduce risk exposure to impending coastal hazards. However, the availability of actionable knowledge is often limited due to the complexity of drivers of change, their consequences ...
Erika E. Lentz   +13 more
wiley   +1 more source

Synthetic aperture radar backscatter is influenced by bubbles at the ice/water interface of an Antarctic lake

open access: yesCommunications Earth & Environment
Synthetic aperture radar is an invaluable tool for monitoring lake ice. This study utilizes synthetic aperture radar to analyze the 2019-2023 backscatter time series of perennially ice-covered Lake Untersee in East Antarctica.
Adam Gaudreau   +2 more
doaj   +1 more source

Assimilation of SWOT Reach Water Surface Elevation Product Toward Enhanced Basin‐Scale Discharge Modeling

open access: yesEarth and Space Science, Volume 13, Issue 4, April 2026.
Abstract The high‐resolution measurements of surface water recorded by the recently launched Surface Water and Ocean Topography (SWOT) mission offers unprecedented opportunities toward accurate characterization of basin‐scale river discharge. This paper presents the first India‐centric study regarding the potential of assimilation of SWOT Water Surface
Manu K. Soman   +2 more
wiley   +1 more source

Random sampling adaptively focusing synthetic aperture radar [PDF]

open access: yes
A high resolution narrow angle of view imaging radar system is considered that employs an airborne synthetic aperture of 600 meters operating at X-band to produce a beamwidth of approximately 0.05 mr.
Berkowitz, R. S., Powers, E. N.
core   +1 more source

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