Science, Solutions, Solidarity

For a livable planet 

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A moment for bold climate action

At the Special High-Level Event on Climate Action hosted by the UN Secretary-General, close to 100 countries — including nearly 40 Heads of State and Government — announced, committed to finalizing, or set out their commitment to implementing their new climate targets ahead of COP30 this November.

An illustration showing a grid with brightly-colored squares, some of which feature black-and-white photographs of the new Youth Action Group on Climate Change cohort

Meet the new Youth Advisory Group!

A new cohort of young climate leaders have just begun their term as the UN Secretary-General’s Youth Advisory Group on Climate Change. Meet the 14 changemakers here!

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Local leaders driving change

The Local Leaders series features mayors, governors, and others making cities and regions future-ready, showcasing how communities benefit from initiatives addressing the climate crisis.

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For information integrity

Brazil, UNESCO and the UN have joined forces to strengthen research to counter narratives that are delaying and derailing urgently needed climate action.

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Facts on climate and energy

Climate change is a hot topic. Read up on some essential facts. Share them, use them and talk about them to help build support for urgent action.

The clean energy future is no longer a promise. It’s a fact.

ANTÓNIO GUTERRES, United Nations Secretary-General (22 July 2025)
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Watch, Listen and Share

New national climate plans unveiled at UN Climate Summit

 

From accelerating the move to clean energy to planting acres of trees, leaders from nearly 100 countries announced or reiterated new national climate action plans, during the high-level week of the UN General Assembly.

Turning to an old friend: How mangroves protect Colombian towns

For the inhabitants of Cuerval, a village in Colombia’s remote Pacific coast, mangroves are a shield against sea and storms and a source of food and shelter. As this vital ecosystem becomes more vulnerable to climate change, an initiative is helping restore mangrove forests, combining ancestral practices and modern technology.

Meet the 2025 Young Champions Champions of the Earth

Three environmental entrepreneurs from India, Kenya and the U.S. have been recognized as the 2025 Young Champions of the Earth. Learn about their groundbreaking contributions to a circular economy, from expanding access to clean water and tackling plastic pollution to creating sustainable alternatives to conventional materials.

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Climate issues

What do food, health, water or energy have to do with climate change?

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National climate plans

What are Nationally Determined Contributions, and why do they matter?

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Powering a safer future

Why shift to renewables like wind and solar? Find out here.

Latest News

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Climate action starting now

Everyone has a role in climate action. At the United Nations, we are calling on people everywhere to work together to solve climate challenges and realize the commitments of the 2015 Paris Agreement. This website keeps up with actions taken by governments, businesses, civil society, youth and more in every part of the world.

It’s our planet, and while we know it is in crisis, we also know that solutions are in reach. Progress is already well underway, from more green energy to more secure food supplies. And the benefits are clear as well, such as green jobs, clean air and sounder economies. A more sustainable, prosperous world is in reach. Join us in taking action to claim it, starting now.

Climate Action Illustrations