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Briefing: The strange science of sinkholes
23:16 08 March 2013
The stuff of nightmares, sinkholes are fairly common, although fatalities are rare. Will we see even more of them in the future?
The melting of Canada's glaciers is irreversible
18:34 08 March 2013
By 2100, a fifth of the world's third-largest ice sheet will be gone – and the world's oceans will be 3.5 centimetres higher
True face of climate's hockey stick graph revealed
19:00 07 March 2013
Earth's temperature is warming faster now than at any time since the last ice age, according to a new analysis of past trends
Fuel of the future: How fiery ice could power Asia
THIS WEEK: 17:48 07 March 2013 | 11 comments
If the first attempt to exploit frozen methane beneath Japan's seabed works, it could herald the next great energy source for the region – and maybe the world
Keystone pipeline is greenest option for tar sands
UPFRONT: 16:30 07 March 2013 | 5 comments
Canada's tar sand oil is far more polluting than the conventional kind, but the controversial Keystone pipeline is the cleanest way to get it to market
Reap the whirlwind for cheap renewable power
NEWS: 12:50 07 March 2013 | 1 comment
Whip up your own dust devil to drive a turbine and create green electricity by just relying on the sun's heat
Trafficking now the greatest threat to wild apes
12:07 06 March 2013
Tourist entertainment and private collectors are now a greater threat to wild apes than deforestation and bushmeat poachers
Globetrotting Sahara sand takes rain to California
17:43 04 March 2013
Particles blown into the air in Africa and Asia cross the Pacific and increase rain and snow in the Sunshine State
Splash and grab: The global scramble for water
COMMENT: 13:37 04 March 2013 | 5 comments
What we call land-grabbing is often more about access to irrigation. We urgently need to know how much is being purloined, says Fred Pearce
Wanted: A Bob Geldof for climate change
EDITORIAL: 10:00 03 March 2013 | 17 comments
Humanitarian disasters can inspire us to change the world for the better. Can we find a hero to do the same thing for global warming?
Humanitarian disaster blamed on climate change
18:25 01 March 2013 | 22 comments
The failure of a rainy season, which put thousands of people at risk of starvation, was made more likely by our greenhouse gas emissions
Arctic thaw may be first in cascade of tipping points
THIS WEEK: 18:00 27 February 2013 | 13 comments
A record low in Arctic sea ice may have been the first in a series of events that unleash unstoppable climate changes – what will be next?
US nuclear dump is leaking toxic waste
13:34 27 February 2013
Toxic waste from nuclear bomb production is leaking from storage tanks at the Hanford nuclear waste site in Washington, contaminating groundwater
China takes steps to clean up 'cancer villages'
12:30 26 February 2013
Having acknowledged the issue of cancer clusters around polluted water, the Chinese government is taking its first steps to control dangerous chemicals
Ancient continent hides beneath Indian Ocean
18:00 24 February 2013 | 1 comment
The sands on Mauritius's beaches are older than the island itself, suggesting a hidden continent is the source
Major methane release is almost inevitable
19:00 21 February 2013 | 19 comments
A global temperature rise of just 1.5 °C destroyed much of Siberia's permafrost, suggesting that large-scale melting is just around the corner
Flushed with success: Human manure's fertile future
FEATURE: 16:31 21 February 2013 | 13 comments
We shouldn't pooh-pooh the idea of fertilising crops with our urine and faeces, says Fred Pearce – it's safer than it sounds and the benefits would be huge
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ECOLOGY
Orca invasion: Killer whales in a warmer world
04:38 02 April 2012
As the sea ice recedes in Hudson Bay, killer whales are moving in for a feast. Are they eating the Inuit people's lunch?
CLIMATE CHANGE
Climate migration is a solution, not desperation
10:37 04 April 2012
Rather than being the final resort, migration is a key tactic in the human response to climate change, argues a leading geographer