Agence France-Presse: V iewed from the air, the vast, cool forests of the Kampar peninsula on Indonesia’s Sumatra island are a world away from China’s belching factories or America’s clogged freeways. But appearances can be deceptive. Most of this 400,000 hectare peninsula is peatland: dense, swampy forest that, when healthy, efficiently soaks up greenhouse gases from the world’s worst polluters. When drained, cleared or burned, however, this wilderness transforms into one of the worst …