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World's Big Trees Are Dying: Alarming Increase in Death Rates Among Trees 100-300 Years Old
The largest living organisms on the planet, the big, old trees that harbour and sustain countless birds and other wildlife, are dying.
A report by three of the world's leading ecologists in today's issue of the journal Science warns of an alarming increase in deathrates among trees 100-300 years old in many of the world's forests, woodlands, savannahs, farming areas and even in cities.
A report by three of the world's leading ecologists in today's issue of the journal Science warns of an alarming increase in deathrates among trees 100-300 years old in many of the world's forests, woodlands, savannahs, farming areas and even in cities.
http://www.sciencedaily.com/releases/2012/12/121206162519.htm
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