Results 131 to 140 of about 68,330 (268)

Twenty Years of Satellite Observations Reveal a Shift in the Diurnal Trend of Dust Optical Depth Over West Africa

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract West Africa is the largest global source of mineral dust, with significant impacts on climate, air quality, and biogeochemical cycles. While temporal variations in dust loading from daily to interannual scales are well studied, the long‐term evolution of the diurnal cycle itself is often overlooked.
Xiaohan Li, Paul Ginoux
wiley   +1 more source

Satellite‐Based Global Assessment of Solar Resource Stability

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract Satellite spatial smoothing complicates comparisons of solar variability between gridded products and point measurements. We introduce the Stability Deviation Index (SDI), a bounded composite of solar intensity and intraday variability. Applied independently to 69 BSRN stations and co‐located CERES grid cells, SDI shows strong cross‐platform ...
Ning Lu, Jun Qin
wiley   +1 more source

A world view: Considerations of sociocultural diversity in the study of subjective cognitive decline in Alzheimer's disease and related dementias

open access: yesAlzheimer's &Dementia, Volume 22, Issue 9, September 2026.
Abstract Subjective cognitive decline (SCD) refers to cognitive concerns that may occur with or without objective impairment on standardized testing. Studies suggest that SCD may be an early clinical marker of Alzheimer's disease and related dementias, and that it can predict future objective cognitive decline and progression to dementia.
Mark A. Dubbelman   +51 more
wiley   +1 more source

Sahara

open access: yes, 1899
Sahara. In: Annales de Géographie, t. 8, n°41, Bibliographie de 1898. 1899. pp.

core   +1 more source

Association of Vitamin D Status With Total and Site‐Specific Cancer Mortality From Tropical to Subantarctic Latitudes: A Nationwide Population‐Based Study in Chile

open access: yesCancer Medicine, Volume 15, Issue 9, September 2026.
In this nationwide ecological study, population‐based vitamin D levels were inversely associated with age‐standardized mortality rates for multiple cancers across Chile, with strongest associations observed for endometrial, thyroid and colorectal cancer.
Gonzalo Muñoz   +8 more
wiley   +1 more source

Estimating seasonal survival of migratory birds using continuous‐time capture–recapture models

open access: yesEcological Applications, Volume 36, Issue 6, September 2026.
Abstract Understanding the population dynamics of migratory species requires consideration of their entire annual cycle. A key requirement is the decomposition of annual survival into seasonal periods. While there is increasing evidence that migrations are the most dangerous phase of the annual cycle, temporal variation in seasonal survival and its ...
Michael Schaub   +3 more
wiley   +1 more source

Realistic anatomical organ models for off-the-job training in colorectal surgery: A video vignette. [PDF]

open access: yesColorectal Dis
Sahara K   +5 more
europepmc   +1 more source

Climate Change Impact on the Potential Distribution and Invasion Risk of Tetramorium caldarium (Roger, 1857): A Species Distribution Modeling Approach Using MaxEnt

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
We employed maximum entropy species distribution modeling to assess current and future suitable habitat for Tetramorium caldarium, a pantropical invasive ant species, using 346 occurrence records and bioclimatic variables projected under two climate scenarios (RCP 2.6 and RCP 8.5) for 2050 and 2070. The model demonstrated excellent performance (AUC = 0.
Mohamed Nasser   +8 more
wiley   +1 more source

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