'Unprecedented’ Tree Die-Off Hits Southern California.

Researchers from the U.S. Forest Service are documenting what they are calling an unprecedented die-off of trees in urban areas across Southern California.

Sycamores, willows, avocado and citrus trees are dying because of the drought, pests and disease infestations.

http://www.kpbs.org/news/2017/apr/26/us-forest-service-unprecedented-tree-die-hits-sout/

Publicado el 27 de abril de 2017 a las 10:47 AM por biohexx1 biohexx1

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