By David Biello (Click here for the original article and podcast)What is the value of an intact rainforest? From a peopleperspective, maybe it's more useful turned into lumber andcropland. The responses to such arguments have often cited what arecalled ecosystem services. These are the keys to life that naturalsystems provide for free–think: breathable air and potable water.Other counters point to the psychological benefits of the naturalworld. Now we have a new reason for conservation: human health.Turns out forest fires set to clear land in Indonesia generate thekind of soot that lodges
