The Contribution Of Particulate Matter To Forest Decline
Wednesday, June 19, 2013 - 11:31
in Earth & Climate
Air pollution is related to forest decline and also appears to attack the protecting wax on tree leaves and needles, say scientists who have now discovered a responsible mechanism: particulate matter salt compounds that become deliquescent because of humidity and form a wick-like structure that removes water from leaves and promotes dehydration. Wax helps to protect leaves and needles from water loss. read more