Locked down? Obama, with Secretary of State John Kerry, committed to further cuts in emissions from the US at Paris climate summit.
Could future presidents unravel the commitments to cut emissions the US has made at the Paris climate summit?
The Paris climate summit was historic as a political achievement but it's not clear how and when the hard problems of emission cuts and climate finance get tackled.
The Paris agreement introduces a new mechanism for international co-operation.
Despite there being no reference to the words “market mechanism” or “carbon market” in the agreement, the agreement clearly establishes a new international carbon market mechanism.
Leaders celebrate the adoption of the Paris Agreement on Saturday.
The Paris Agreement is an extraordinary achievement. But there is much work to be done to ensure global warming does not exceed dangerous levels.
Climate activists demand a fair share outside the Paris conference.
The Paris Agreement will leave activists demanding direct action on fossil fuels and energy market reform.
Charles Platiau / Reuters
COP21 ended with an agreement that is at once both historic, important – and inadequate
Countries have agreed to keep the rise in global temperatures to “well below 2°C”.
The United Nations Framework Convention on Climate Change finally came to an agreement. Here are the key points.
Job done: COP21 president Laurent Fabius.
At the Paris climate talks, the world has signed up to the first truly global treaty to tackle global warming. Our experts react.
Coal mines are increasingly incompatible with the world’s carbon budget.
The Paris climate agreement doesn't specifically address cutting down on coal, but the tide is turning against coal mining anyway.
Dan Riedlhuber / Reuters
Countries have signed up to the Paris climate deal, but they have not yet promised the necessary cuts to emissions.
War of the world.
How should we react to the likely outcome of the Paris climate conference? Unless something dramatic happens overnight it is very likely that the news media on Sunday morning will hail the Paris agreement…
Think Arctic, think stranded polar bears? There's more to it than that.
The climate will change, no matter what's agreed in Paris.
Pulling an all-nighter as the climate talks enter their final frenetic hours.
Exhausted negotiators are still working hard to land the Paris climate. They haven't saved the climate yet, but a Copenhagen-style diplomatic disaster has been avoided.
Even oil and gas companies have now started calling for a global carbon tax.
Even oil companies have started asking for a price on carbon, not least because it could help them avoid other, stricter forms of regulation.
Indigenous children depict fish in the sea at a pre-Paris rally in Sao Paulo.
Nacho Doce / Reuters
The country must protect its huge forests from fires and logging.
A solar-powered microgrid in India.
Abbie Trayler-Smith / Panos Pictures / UK Department for International Development
Developing countries need technical and financial aid to begin the transition to low-carbon energy now, not just pledges to invest in energy R&D with payoffs decades from now.
The talk on the sidelines in Paris is how businesses can tackle global warming.
The business presence at COP21 may be on the sidelines but support for climate change is strong.
The first ever ‘red alert’ day in Beijing: reducing air pollution is one of the primary reasons for government action on climate change.
The US-China relationship is crucial to any global deal on climate change. How strong is their common commitment to working on climate change, and can it last?
US Secretary of State John Kerry has highlighted the huge moves in renewable energy.
The most surprising revelation here at the Paris climate conference has been the astonishing shift in the world of investors over the past 12 months. There is now unprecedented momentum towards participating…