Tuesday, April 28, 2009

世界自然基金會--碳足跡計算器Carbon Calculator(WWF)

世界自然基金會--碳足跡計算器
Carbon Calculator(WWF)
http://www.climateers.org/chi/contents/climateer_calculator.php
http://www.climateers.org/eng/contents/climateer_calculator.php


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