Mass tree die-offs lead to disaster, and a Cal Poly professor is looking for answers.

Cobb’s research reaffirms that the large-scale die-offs seen with sudden oak death — a disease that’s killed millions of trees along the Northern California coast — and the bark beetle infestations in the Sierra Nevada that are turning huge swaths of pine trees brown, have been increasing in severity and frequency across the world.

Publicado por biohexx1 biohexx1, 18 de enero de 2018


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