African smoke over the Amazon

The Brazilian rainforest is one of the world's few continental regions with clean air. However, this is only true during the wet season, when the concentration of particulate matter is very low. During the dry season, it's ...

Millions of farmers 'replumb' the world's largest delta

Collective groundwater pumping by millions of farmers in Bangladesh in the dry season each year has created vast natural reservoirs underground that, over a 30-year-period, rival the world's largest dams—these sustain irrigation ...

Tropical insects are extremely sensitive to changing climates

Insects that are adapted to perennially wet environments, like tropical rainforests, don't tend to do well when their surroundings dry out. New research published this Wednesday indicates they may be equally averse to heavy ...

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