Eight South American countries pledged Tuesday to boost cooperation to protect one of the planet’s largest natural reserves from deforestation and illegal trafficking in timber and minerals.

Representatives of Brazil, Bolivia, Colombia, Ecuador, Guyana, Peru, Suriname and Venezuela gathered in Manaus, northern Brazil, also vowed to speak with one voice at next June’s UN conference on sustainable development in Rio.

The Amazon, the world’s largest tropical rainforest, is one of the world’s largest reserves of fresh water.

Even before Europeans arrived, farmers were changing South American ecosystems with a landscaping method previously unrecognised in the region.

The goal of this paper is to assess the impact of future climate change on the hydrological regime of the tropical Upper Suriname river basin (7,860 km2) located in Suriname. GCM based climate scenarios from the MAGICC/SCENGEN model and 14 hypothetical climate scenarios are used to examine potential changes in water balance components in the study area.

Suriname's northwest district of Coronie is threatened by encroaching Atlantic waves that have created a saltwater swamp. Swampwaters are starting to eat into the main road through Totness, the