Heathrow flights will be delayed today after 12 activists cut through a perimeter fence and chained themselves together on the northern runway to protest against possible expansion of the airport.
Seven climate change protesters are arrested following a day of wide-spread demonstrations against government fossil fuel policy.
Liam Dutton
The latest predictions from climate models suggest that a moderate to strong El Nino is on the cards in the coming months. But what could this mean for global weather?
Jon Snow
The great smog has hit England. Is it us, the Chinese or the Europeans who are to blame?
On Friday we will see the deepest eclipse of the Sun so far this century. For most of us, of course, the view will be ruined by cloud, fog and rain just as it was for the total eclipse in 1999.
The grim warning of Vanuatu President Baldwin Lonsdale in the aftermath of the devastating cyclone which hit the Pacific island last week. John Sparks reports.
Liam Dutton
Finally, it was announced today, by NOAA’s Climate Prediction Center, that El Nino has officially arrived – more than six months after originally expected and much weaker in strength.
Siobhan Kennedy
The energy giant Royal Dutch Shell is reviving plans to drill in the Arctic, saying the world needs new sources of oil. Environmentalists say the risks are too high.
Climate change scientists in San Francisco face their toughest test yet, as they try to find ways to convince the public of the need to act on their bleak findings.
The world’s worst polluters agree to a new plan to tackle climate change, but some environmental campaigners are scathing about the deal.
The Met Office confirms that 2014 is set to be the hottest year on record and says human influence on the climate is probably to blame.
What would it take to convince you to allow the mining of shale gas under your property? The giant chemical group Ineos thinks it has the answer,
President Obama called on every nation to reach a global climate agreement. But in America, the new Congress has just taken the first step to approve a huge oil pipeline.
The world is at risk of soaring temperatures by the year 2100 unless gas and coal reserves are left in the ground, warns an international report on climate change.
Today in New York the UN will sit down to talk about climate change. Again. But can one extra day of talking possibly make any difference to change the pace of action on global warming?