Water

US, Mexico reach agreement on Rio Grande water deliveries amid drought, shortages

Africa's four longest rivers and the countries they flow through

Rain batters India's Bengaluru, renews haphazard expansion concerns

Dam disaster deal should curb lawsuits against Vale and BHP, sources say

Paraguay's drying river stokes water tensions between fishers and farmers

OECD-backed group calls for global pact to solve water crisis

Easter Island battles global vortex of plastic waste

Monsoon havoc exposes West and Central Africa's rising flood risks

Colombia and Ecuador fight to save vital wetlands amid drought

UNICEF chief warns Gaza kids face 'post-generational challenges'

Tokyo expands underground 'cathedral' complex to counter climate change rains

Depth of major Amazon tributary in Brazil drops to record low in severe drought

'Who pays?' asks Brazil Greenpeace protest on climate impact in the Amazon