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Insights into how the West Antarctic Ice Sheet responded to a warmer climate millions of years ago could improve predictions of its future.

Preliminary reports suggest one tornado may have traveled nearly 200 miles, causing severe damage and human losses in Kentucky and three other states.

As Arctic tundra warms and thaws, incursions of shrubs and small trees have created new habitat for beaver, which create ponds and wetlands that further transform the once-frozen landscape.

The National Center for Atmospheric Research (NCAR) has received $6.5 million in funding from NASA to launch a roughly shoebox-sized satellite into space carrying an instrument designed to measure the howling thermospheric winds, which can gust more than 300 miles per hour through the highest reaches of the Earth’s atmosphere.

The world sweltered through a November that ranked as the fourth-warmest November in 142 years of climate records.