Paris Agreement

A person in all black walks past a logo at the media center ahead of the COP28 U.N. Climate Summit.

Confidence in UN climate talks at a low point ahead of COP28 in Dubai


Optimism soared after the Paris Agreement was established in 2015. But progress at UN climate talks since then has been incremental at best.

firefighters in a line

The world kept warming in 2022. Is the 1.5-degree Celsius target within reach?

Climate Change
Climate activists hold a demonstration through the venue of the COP26 UN Climate Summit in Glasgow, Scotland, Nov. 12, 2021. Negotiators from almost 200 nations were making a fresh push to reach agreements on a series of key issues that would allow them t

COP26 made incremental progress but failed to deliver on ‘transformational’ change, negotiators say 

Climate Change
Climate activist Greta Thunberg, center, demonstrates with others in front of the Standard and Chartered Bank during a climate protest in London, Oct. 29, 2021. People were protesting in London ahead of the 26th UN Climate Change Conference (COP26), which

Why COP26 is the ‘last, best hope’ for fighting climate change 

Climate Change
In this Sept. 2, 2021, file photo provided by the US Department of State, US Special Presidential Envoy for Climate John Kerry attends a meeting with Yang Jiechi, director of China's Office of the Central Commission for Foreign Affairs

US Climate Envoy John Kerry heads to China with a ‘clean energy revolution’ message, adviser says

Climate Change
A man victoriously holds up a piece of paper and smiles as other people around him also smile

Climate activists get more strategic with their use of the courts

The Big Fix

There’s a growing trend of activists using lawsuits to hold governments and powerful corporations accountable for their roles in climate change.

Joe Biden climate executive action

Biden vows to take a ‘whole of government’ approach to climate change

Biden administration

To meet ambitious Paris climate accord goals, the US government needs to work with business to shift trillions of dollars to investments in new energy and infrastructure, says Alden Meyer, senior associate with climate think tank, E3G.

Joe Biden inauguration

Biden brings US back to Paris climate accord. Now what?


The US can’t simply reengage global climate action using the old Obama administration playbook, says Jennifer Morgan, executive director of Greenpeace International.

The bust of French statesman Robert Schuman, one of the founders of the European Union, is seen while environmental activists launch a hot air balloon during a demonstration outside of an EU summit in Brussels, Belgium, Dec. 10, 2020.

5 years into Paris agreement, net-zero pledges are boosting optimism

Climate Change

Climate negotiators are still considering how best to drastically cut carbon emissions to meet the ambitious targets of the landmark accord, a half-decade on.

Joe Biden sitting next to John Kerry at an event in 2015

How Biden and Kerry could rebuild America’s global climate leadership

US politics

Choosing former Secretary of State John Kerry as climate envoy is the first step. To regain trust, the US will also have to take concrete actions to cut its own greenhouse gas emissions.