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Wealthy US cities struggle to provide running water for all residents

2 November 2020

Growing levels of income equality in US cities are leaving some residents without running water – even in wealthy metropolitan areas including San Francisco

The first Americans had pet dogs 1000 years earlier than thought

18 June 2018

There were domestic dogs in North America 10,200 years ago, according to a re-examination of an ancient dog skeleton that looks like a small English setter

In big cities even the fish are always rushing around the place

25 May 2018

Two common US fish have evolved different body shapes to help them survive in the fast-moving streams in built-up areas

Hawaii volcano is causing havoc and will spew lava for days

8 May 2018

The Kilauea volcano is unlikely to erupt explosively, but it will probably keep pumping out devastating lava for many days to come

A mix-up means US air pollution is way worse than thought

30 April 2018

Levels of nitrogen oxides in the air are still falling across the US, but satellite measurements show the reduction has slowed down unexpectedly since 2011

US climate report warns nation will lose out if it doesn't act

13 March 2018

A draft of a US government report argues that the country could reap huge economic and health benefits by cutting greenhouse gas emissions

Parts of San Francisco are sinking faster than the sea is rising

7 March 2018

Rising seas are already boosting the flood risk in places like San Francisco, but the problem is even worse than that because land is also subsiding

Extreme weather in US and Australia may be due to climate change

9 January 2018

The eastern US has shivered through freezing temperatures while Australia has sweltered in a colossal heatwave, and both events may be linked to climate change