The Fast Fire Threat  

The Fast Fire Threat  

Two decades of satellite data show that the most destructive U.S. fires burn in grasslands and shrublands fanned by strong winds.

Published Dec 12, 2024

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Scotland’s Outer Hebrides

Scotland’s Outer Hebrides

The rugged chain of islands is home to thousands of sheep and known for its white sand beaches.

Published Dec 11, 2024

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Lake Mungo’s Geological and Archaeological Treasures

Lake Mungo’s Geological and Archaeological Treasures

A lunette dune fringing this dried Australian lake preserves relics from ancient times, while today’s grazing patterns create sharp visible contrasts on the land.

Published Dec 10, 2024

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Nighttime Lights Reveal Industrial Activity in the Arctic

Nighttime Lights Reveal Industrial Activity in the Arctic

Satellite observations at night indicate that oil, gas, and mining have expanded across Earth’s northern latitudes.

Published Dec 9, 2024

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Lighting the Night in Southern Africa

Lighting the Night in Southern Africa

An astronaut’s sweeping nighttime photograph of Namibia and South Africa reveals the region’s lighted communities, many of which are centered around mining.

Published Dec 8, 2024

Image of the Day Atmosphere Human Presence