Climate Action

Photocomposition: Wind farm turbines in a blue background are replacing and overwriting smokestacks in a red background

Science, Solutions, Solidarity

For a livable planet

The ocean – the world’s greatest ally against climate change

Our ocean generates 50 percent of the oxygen we need and absorbs 25 percent of all carbon dioxide emissions. It is the ‘lungs of the planet’ and its largest ‘carbon sink’ – a vital buffer against climate impacts. Ahead of the Ocean Conference in Lisbon, Portugal (27 June to 1 July), learn more about why we must safeguard the ocean as our best ally for climate solutions.

Read more about ocean and climate change

Visit the Ocean Conference website

If we lose our rainforests

We cannot limit global warming without reducing emissions from deforestation and significantly restoring rainforests to remove carbon from the air, alongside efforts to rapidly decarbonization of our economies, says UNEP.

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Africa: Saving the world’s damaged lands and ecosystems

UNDP’s expert on land management and restoration Phemo Kgomotso talks about how Africa’s power to move the world towards a secure climate-resilient future despite facing some of the toughest global challenges.

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Dear World Leaders

The UN Development Programme relaunches its award-winning campaign to give people a platform to share messages of hope and anxiety to world leaders on climate change in the lead up to COP27.

Learn more about the campaign

Everyday climate actions at your fingertips

ActNow, the UN’s campaign for individual action on climate change, is now available on WhatsApp. Sign-up and receive instant suggestions on everyday actions that you can take to do your part.

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Had we invested massively in renewable energy in the past, we would not be so dramatically at the mercy of the instability of fossil fuel markets.”

Secretary-General Portrait

Watch, Listen and Share

We are both creature and moulder of our environment

"Remember it is people that propel social progress, develop science and technology and, through their hard work, continuously transform the human environment. We are both creature and moulder of our environment" – an excerpt from the 1972 Declaration on the Human Environment.

Watch the video

Show the world what climate action looks like

Starting this Earth Day, join #MyClimateAction - a special photo and video competition by Agora in support of the UN’s ActNow campaign to showcase creative actions and solutions, and inspire others!

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Climate Action in the Shadow of War

"The war is affecting the sustainable development of every single country in our region” - in the latest episode of Awake at Night, Vladislav Kaim, the UN Secretary-General’s youth advisor on climate change, discusses the impacts of the war in Ukraine on climate action. Read more.

Posters for Climate Action

Illustration of the Earth melting

Reaching net-zero

What is net zero, why is it important, and how can it be achieved?

Illustration about food, jobs and renewable energy

Net-zero expert group

Meet experts ensuring ambitious and credible net-zero commitments

Illustration with two speech bubbles

Powering a safer future

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

Latest News

Somalia: Attempts to revive lands blighted by deforestation

Acacia trees play a pivotal role in Somalia’s hot and arid climate, improving soil fertility but a booming illicit trade in charcoal – the substance is made from burning wood – continues to decimate trees in areas already threatened by drought.

South Asia: Record heat threatens future of farming

Amid a prolonged and deadly heatwave affecting large swaths of India and Pakistan, experts warn that the extreme heat is a grim preview of what the climate crisis has in store for a region home to over 1 billion people.

Europe: Early, intense heatwaves

An unusually early and intense heatwave has spread up from North Africa through Europe, leaving parts of Spain and France more than 10°C higher than the average for this time of year, warns the World Meteorological Organization.


World Urban Forum 11

Organized under the theme, Transforming our Cities for a Better Urban Future, the World Urban Forum is an opportunity to look at the future of cities based on existing trends, challenges and opportunities as well as how they can be better prepared to handle present and future shocks.

UN Ocean Conference

Organized with support from the Governments of Portugal and Kenya, the Ocean Conference is a call for ocean action - urging global leaders and all relevant sectors to boost ambition, mobilize partnerships and increase investment in science-driven and innovative approaches to reverse the decline in ocean health.

Latin America and Caribbean Climate Week 2022

The regional climate week brings together stakeholders from different sectors of society for solution-oriented dialogues and to foster meaningful partnerships for climate action, including on the resilience against climate risks and the transition to a low-emission economy.

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