"We're going to build all the dams we possibly can in the Amazon, given the current legislation, and then we're going to revisit the other potential sites that involve impacts on indigenous lands and protected areas, and see how we may exploit that hydroelectric potential as well.

Geoengineering is a proposed action to manipulate Earth

The Brazilian Amazon is one of the most rapidly developing agricultural areas in the world and represents a potentially large future source of greenhouse gases from land clearing and subsequent agricultural management. In an integrated approach, we estimate the greenhouse gas dynamics of natural ecosystems and agricultural ecosystems after clearing in the context of a future climate.

Supercomputer will drive model to analyse effects of wildfire on world climate.

Age-related cataracts (ARCs) are an important cause of blindness in developing countries. Although antioxidants may be part of the body's defense to prevent ARC, environmental contaminants may contribute to their pathogenesis. Elevated exposure to mercury (Hg) and selenium (Se) has been reported in fish-eating populations of the lower Tapaj