Climate Leadership Initiative2009-02-062009-02-062009-01https://hdl.handle.net/1794/84469 p.A good deal of misinformation has appeared in recent months challenging the reality, causes and trajectory of human-induced climate change. This document provides scientifically credible responses to some of the most commonly heard challenges.en-USClimate changeClimatic changesGlobal warmingGreenhouse gasArticle