Forest plan hangs in balance at climate conference

Friday, December 10, 2010 - 05:02 in Mathematics & Economics

(AP) -- Pedro Chuc May climbs a big zapote tree, braces himself against the trunk with a rope sling and uses his sharp machete to slash v-shaped cuts in the rough bark to let the tree's resin - the base for natural chewing gum - flow into a cut-off soda bottle below.

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