Calif Forests: Where Have All the Big Trees Gone?

National Geographic: California has lost half its big trees since the 1930s, according to a study to be published Tuesday in the Proceedings of the National Academy of Sciences-and climate change seems to be a major factor. The number of trees larger than two feet in diameter has declined by 50 percent on more than 46,000 square miles of California forests, the new study finds. No area was immune, from the foggy northern coast to the Sierra Nevada Mountains to the San Gabriels above Los Angeles. In the Sierra high......

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