Arctic sea-ice shrinks to near record low extent

Only in 2012 have satellites seen the summer floes in the polar north more withdrawn than…

Botswana: Mystery elephant deaths caused by cyanobacteria

Toxins made by algae in water holes caused 330 elephant deaths in Botswana earlier this year. …

Satellite achieves sharp-eyed view of methane

A Canadian company debuts a powerful new capability to monitor the potent greenhouse gas. …

Climate Week: World split on urgency of tackling rising temperatures, global poll shows

Concern about climate change is growing, but there are big differences about the need for rapid…

Climate Week: Prince Charles calls for 'swift' action on climate change

Covid-19 provides an opportunity to “reset” the economy for a more sustainable future, he says. …

Egypt tomb: Sarcophagi buried for 2,500 years unearthed in Saqqara

The 27 wooden coffins are said to have lain undisturbed inside a well at an ancient…

How the oil industry made us doubt climate change

Energy companies stand accused of trying to downplay their contribution to global warming. Click…

Siberia landscape scarred by climate change

Scientists are warning about the consequences of vast swathes of ground thawing in Siberia. …

California and Oregon 2020 wildfires in maps, graphics and images

A visual guide to the wildfires ravaging California, Oregon and other western states. Click…

What maths is involved in stirring a cup of tea?

A professor has won £2.3m for applying complex maths to simple situations – like stirring tea. …