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Throughout human history, the world's great forest formations have yielded to logging, cattle ranching, and agricultural expansion after transportation corridors made them accessible to frontier settlers. The Brazilian Amazon could prove to be an exception to this...
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Fire is the least expensive and most broadly used method of clearing land and converting forest biomass into soil nutrients for pastures and crops in the tropics. Fire is also used to control weeds and to reinvigorate palatable pasture grasses. Even if beneficial for farmers over the short run, intensification of deforestation and burning impose long-term costs on individuals and society.