- Forest dieback
Dieback is a condition in
trees or woody plants in which peripheral parts are killed, either by parasites or due to conditions like acid rain.
Two of the nine "tipping points" for major
climate changes in the next century are directly related to forestdiebacks [ [http://earthobservatory.nasa.gov/Newsroom/MediaAlerts/2008/2008020426195.html NASA article] ] [ [http://www1.uea.ac.uk/cm/home/services/units/mac/comm/media/press/2008/feb/homepagenews/%25E2%2580%2598Tipping%2Bpoints%25E2%2580%2599%2Bcould%2Bcome%2Bthis%2Bcentury Original National Academy of Science article] ] .
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