Results 101 to 110 of about 23,963 (255)

Dendrochronology and remote sensing reveal beaver occupancy and colonization dynamics in an expanding Arctic population

open access: yesEcosphere, Volume 17, Issue 3, March 2026.
Abstract The North American beaver (Castor canadensis) is expanding its distribution in the Arctic tundra. Due to the species' capacity to engineer ecosystems, they can transform surface water dynamics and biogeochemistry, permafrost stability, vegetation composition, and impact Indigenous subsistence practices.
Georgia M. Hole   +5 more
wiley   +1 more source

Climate Change Has Already Reshaped North American Forest Pest Dynamics: Insights From Multidecadal Process‐Based Modelling

open access: yesGlobal Change Biology Communications, Volume 1, Issue 1, March 2026.
Climate change has rapidly expanded and shifted suitable climate conditions for eight major forest pests across North America, especially toward northern and higher elevation areas. Host exposure and overlap among pests are increasing, raising ecological and economic risks, and signaling accelerating future impacts under continued warming.
Yan Boulanger   +5 more
wiley   +1 more source

The Current Landscape and Future Prospects of Vaccine Manufacturing in Africa: Challenges, Innovations, and Opportunities: A Narrative Review

open access: yesHealth Science Reports, Volume 9, Issue 3, March 2026.
ABSTRACT Background and Aims Africa has significant challenges in meeting its vaccination needs, including inadequate manufacturing capacity, infrastructure deficiencies, a scarcity of experienced personnel, regulatory hurdles, restricted access to technology and intellectual property.
Courage Chandipwisa   +3 more
wiley   +1 more source

In Memorian: Sir. John H. Dunning

open access: yesInternext: Revista Eletrônica de Negócios Internacionais, 2009
Marcos Amatucci
doaj   +1 more source

Guillain‐Barré Syndrome in Africa: Understanding, Addressing, and Empowering

open access: yesHealth Science Reports
Introduction Guillain‐Barré Syndrome (GBS) is a spectrum of peripheral neuropathies characterized by rapid symmetrical limb weakness and sensory symptoms.
Burhan Kantawala   +6 more
doaj   +1 more source

Delineation of Copper Mineralization Zones at Wadi Ham, Northern Oman Mountains, United Arab Emirates Using Multispectral Landsat 8 (OLI) Data [PDF]

open access: gold, 2020
Fares M. Howari   +8 more
openalex   +1 more source

Spatial Resolution Impact Assessment for Long‐Term Population Monitoring of Adélie Penguin Guano

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 1, March 2026.
Adélie penguins (Pygoscelis adeliae) are key indicators of the Antarctic ecosystem, and remotely sensed guano stains offer an efficient means of estimating breeding abundance. Landsat medium‐resolution (MR) imagery enables long‐term monitoring through its archive.
Jinku Park   +9 more
wiley   +1 more source

Neuro-ophthalmology and migraine: visual aura and its neural basis

open access: yesInternational Journal of Emergency Medicine
Background Migraine, a chronic neurological condition often accompanied by visual aura, which affects 15–33% of migraineurs, often presents as transient visual disturbances such as scintillating scotoma and teichopsia. These symptoms arise primarily from
Hajar Nasir Tukur   +3 more
doaj   +1 more source

Using Landsat 8 OLI data to differentiate Sargassum and Ulva prolifera blooms in the South Yellow Sea

open access: gold, 2021
Deyong Sun   +6 more
openalex   +1 more source

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