As global deforestation continues, threatening biodiversity and spewing carbon into the atmosphere, an unlikely potential savior has emerged. Fearing that governments aren't moving fast enough, environmental nonprofits and project development firms hope the aviation industry will fly to the rescue by purchasing carbon credits. "This is potentially the deal of the century," contends zoologist Andrew Mitchell, founder and director of Global Canopy Programme, an Oxford, England-based think tank devoted to preserving tropical forests. Not so fast, say some other environmentalists, who worry that the big polluters in air transportation will get off the hook too easily.
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