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An Indian man helps his children to plant saplings as they take part in a tree planting campaign in New Delhi

Planting a trillion trees really can help us fight climate change

8 January 2020

A trillion new trees isn’t the only climate solution, but it is the cheapest and it would make a huge difference if we do it right, says ecologist Tom Crowther


Amazon

Earth's most important rivers are in the sky – and they're drying up

30 October 2019

The vast airborne waterways that keep our planet hydrated are fed by rainforests like the Amazon. If they disappear, the consequences may be worse than climate change


Earth from space

Planet Earth has 9 safety limits and we’ve already exceeded 4 of them

11 September 2019

A decade ago, Johan Rockström identified the limits to Earth's life support systems. From chemical pollution to climate change, we're veering into the danger zone - so why is he (cautiously) optimistic about the future?


Meet the 'climate kids' suing the US government over global warming

Meet the 'climate kids' suing the US government over global warming

15 August 2018

They claim inaction on climate change has blighted their future – just one of many challenges now hitting the courts. And they might just succeed


Pile of coins

Capitalism broke the planet. Here’s how it’s going to fix things

20 June 2018

The environment and high finance are strange bedfellows – but a new movement is raising billions to fight climate change. A breakthrough – or green hogwash?


lake

Acid bath: The new threat to lakes and rivers

25 April 2018

Freshwater acidification was supposed to be a thing of the past, but it’s back and it could be even worse this time


three polar bears

The survivors: Is climate change really killing polar bears?

7 February 2018

Rapid global warming is said to be ringing the death knell for polar bears, by melting their icy hunting grounds. But the reality is more complex


Thwaites glacier

Living with climate change: What's the worst that can happen?

21 June 2017

If Earth reaches dangerous tipping points like the Antarctic glaciers melting, we'll have to engineer our way out of the crisis. It's difficult to gauge how far we are from either of those things


sun image

Living with climate change: Convincing the sceptics

21 June 2017

Global warming is real, and global warming is here. Whether old-school conservative or free-market radical, here's how to convince the doubters of the facts


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