“Tommy Trenchard's photo essay reveals sand encroachment threatening fragile oasis ecosystems in Chad's Sahara, alongside ongoing protection efforts.”
Photographer Tommy Trenchard documents the increasing encroachment of sand on the oases in the Sahara desert, particularly in Chad. The images expose the vulnerability of these delicate ecosystems facing natural desertification pressures.
The photo essay captures both the environmental challenges and attempts by local or scientific groups to safeguard these vital water sources and habitats.
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Researchers have identified a rare form of metallic iron inside lunar impact glass that acts as a microscopic time capsule of the Moon's ancient magnetic history.
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The Jupiter Icy Moons Explorer successfully completed a precision-engineered flyby of Earth, securing the momentum needed for its long-haul journey to the Jovian system.
As Tampa grapples with the largest locally acquired dengue outbreak in the continental U.S. in decades, experts point to a shifting climate and evolving migration patterns as the catalysts for this 'new normal.'
A new study using eye-tracking technology reveals that children at risk for depression exhibit distinct, observable patterns in how they perceive and process emotional facial expressions.
