Results 151 to 160 of about 44,738 (261)

Population dynamics, survival, and movements of Texas tortoises in a national park in southern Texas

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 4, May 2026.
Texas tortoise abundance in a small national park in South Texas, USA, declined by >25%, from an estimated 273 tortoises in 2014 to 204 tortoises in 2024. The severity of the decline varied across survey units, but abundance remained highest in areas having greater canopy cover and experiencing less invasion by Guinea grass.
Tracey D. Tuberville   +4 more
wiley   +1 more source

Surgery in space: The ultimate frontier

open access: yes
Experimental Physiology, EarlyView.
Mohamad Bashir   +5 more
wiley   +1 more source

Element concentrations in tissues reveal spatial structure of Atlantic walrus management stocks

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 4, May 2026.
Differences in tissue element concentrations confirm geographic differentiation between 2 of Canada's walrus management stocks but reveal additional spatial structure within the largest stock that may have management implications. Abstract Ensuring harvested animal populations are managed at appropriate scales requires an understanding of underlying ...
Alexander M. Jardine   +3 more
wiley   +1 more source

Laser geodynamic satellite (LAGEOS II) [PDF]

open access: yes
The Laser Geodynamic Satellite 2 (LAGEOS 2) is nearly identical to the LAGEOS 1 satellite, which was launched by NASA in 1976. However, LAGEOS 2 is completely passive, and is equipped with fused silian corner reflectors for ranging with ground-based ...
Ousley, G. W., Sr., Portelli, C.
core   +1 more source

Optimizing soil moisture sensor installation depths and number of sensors for in situ monitoring networks

open access: yesVadose Zone Journal, Volume 25, Issue 3, May/June 2026.
Abstract Previously, developers of soil moisture monitoring networks have determined how many sensors to use and their installation depths with little objective guidance, which led to heavy reliance on suboptimal past precedents when deploying new networks. One such network, the Oklahoma Hydronet, is being developed to monitor water stored in the state'
Erik S. Krueger   +7 more
wiley   +1 more source

Flight data analysis of power subsystem degradation at near synchronous altitude Quarterly report [PDF]

open access: yes
Flight data analysis of spacecraft power subsystem degradation at near synchronous ...
Grant, R. J.   +2 more
core   +1 more source

Calibration and Performance of the High Resolution Volatiles and Minerals Moon Mapper (HVM3) on Lunar Trailblazer

open access: yesEarth and Space Science, Volume 13, Issue 5, May 2026.
Abstract This article reports on the initial calibration and performance of the High‐resolution Volatiles and Minerals Moon Mapper (HVM3 ${\mathrm{H}\mathrm{V}\mathrm{M}}^{3}$), slated for launch on the National Aeronautics and Space Administration's Lunar Trailblazer mission.
David R. Thompson   +38 more
wiley   +1 more source

Non‐Migrating Thermal Tides in the Martian Lower Atmosphere Observed by EMM/EMIRS

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 5, May 2026.
Abstract Thermal tides significantly influence Martian atmospheric dynamics and radiative transfer. However, the excitation mechanisms of non‐migrating tides, exhibiting diverse spatial structures, remain poorly understood due to the limited number of observations.
Cong Sun   +13 more
wiley   +1 more source

Hawksbill turtles in Korean waters: Occurrence records, tracking, and conservation considerations

open access: yesConservation Science and Practice, Volume 8, Issue 5, May 2026.
In Korean waters, diverse efforts, including rescue, rehabilitation, and post‐release satellite tracking, has been conducted to conserve and restore hawksbill turtles. Hawksbill turtles showed three movement patterns and a potential migratory corridor linking Jeju Island to Hainan Island, southern China.
Il‐Kook Park   +4 more
wiley   +1 more source

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