Popular unrest over South African city’s water crisis continues to bubble from below

Water shortages, pollution and soil problems create crisis in area struggling to support millions

‘Residents monitored daily fluctuations in dam levels with an obsessiveness normally reserved for Twitter’

Companies say reservoirs are full after torrential spring rains despite heatwave

Crisis in Himalayan tourist town is part of wider problem confronting India

Human impact on supplies far greater than researchers anticipated

A growing population and climate change puts pressure on mankind’s essential resource

Metal-organic frameworks allow precision filtering with less energy

Group will sue to recover losses after ‘expropriation’ of its subsidiary by the African country

Few cities are doing enough to plan for and adapt to climate change

Drought-hit South African city risks becoming world’s first big metropolis to go dry

Tight mesh removes chemicals, solutes, salts and compounds such as pesticides

Danone and Nestlé among groups that spent $23bn last year amid climate fears

‘My extravagance is to be able to turn on a tap and drink as much water as I like’