Extreme wildfires have killed up to 20% of the world's mature giant sequoias since 2015, according to researchers with the U.S. Geological Survey's Western Ecological Research Center (WERC).
THREE RIVERS, Calif. (AP) — Firefighters wrapped the base of the world’s largest tree in a fire-resistant blanket as they tried to save a famous grove of gigantic old-growth sequoias from wildfires ...
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