- Bark beetles & drought have killed 147 million trees in the Sierra Nevada mountains of California over the past decade, providing ideal conditions for yet another year of catastrophic wildfires. Fire management specialists say this may be the new yearly norm for decades to come. https://www.sfchronicle.com/outdoors/stienstra/article/with-147-million-dead-trees-californians-brace-14072558.php 3 comments worldnews
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