By Jan Salick, Missouri Botanical Garden | Staff, e! Science News. The Yanesha of the upper Peruvian Amazon and Tibetans of the Himalayas are different peoples who live in dissimilar environments, but mountains are considered to be sacred by both cultures, and they excel in promoting plant biodiversity for their shelters, clothing, medicines, and foods. In the case of cassava (Manihot esculenta) alone, for example, the Yanesha grow over 200 varieties.
By Gerald Tenywa, New Vision | Photos and video added by Haiti Chery. Rwanda gained 50.9% more forest cover between 1990 and 2005, or around 162,000 hectares [400,000 acres]. This is the fastest growth rate in the world. Almost 20% of the country, or 480,000 hectares [1,186,000 acres], is now covered with forest.
Eric Law, The Independent | PBS Independent Lens | GRITtv. Wangari Maathai died of cancer on Sunday September 25,2011. The organization she founded, the Green Belt Movement, is responsible for planting millions of trees. But Maathai planted more than trees; she planted ideas, specifically the idea that conflict and climate change are linked.