Carbon dioxide emissions that contribute to global warming are turning the oceans more acidic at the fastest pace in hundreds of thousands of years, the U.S. National Research Council warns.
Academics from around the world are taking an interest in Chile’s glaciers. A team of Canadian, French and Chilean experts have been working in Punta Negra, located in the Laguna Negra section of Cajon de Maipo (south of Santiago) since 2003, following both covered glaciers and those known as rock glaciers.
Delegates are gathering in the Bolivian city of Cochabamba for a grassroots alternative to last year's UN climate change summit in Copenhagen. The meeting will also celebrate the rights of Mother Earth on 22 April.