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.
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!
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.
Brazil, UNESCO and the UN have joined forces to strengthen research to counter narratives that are delaying and derailing urgently needed climate action.
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.
Secretary-General PortraitThe clean energy future is no longer a promise. It’s a fact.
ANTÓNIO GUTERRES, United Nations Secretary-General (22 July 2025 )
In Kenya, a young entrepreneur is turning an environmental menace into a climate solution by transforming invasive water hyacinth into biodegradable packaging. His work is tackling plastic waste, creating green jobs, and showing how local innovation can drive global change.
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.
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.
What do food, health, water or energy have to do with climate change?
What are Nationally Determined Contributions, and why do they matter?
Why shift to renewables like wind and solar? Find out here.
As climate change fuels more extreme weather, reliable data and early warning systems are vital for resilience. From Malawi to Nepal, timely forecasts are helping people prepare and adapt. However, despite offering returns up to ten times the investment, global funding remains much too low. Strengthening these systems is among the smartest, most cost-effective ways to protect lives and economies.
In Kenya’s highlands, refrigerated vans and cold storage are helping farmers cut food losses, boost incomes, and protect the planet. This initiative shows how expanding cold chain infrastructure across Africa could save millions of tonnes of food and lift communities out of poverty.
The Brazilian Presidency of COP30 has launched Maloca, a digital platform that broadens participation in global climate action. Built as a legacy of COP30, it enables inclusive, real-time engagement through virtual events and AI-powered translation, ensuring that voices from all regions help shape the global climate agenda.
This year’s World Habitat Day is devoted to addressing multiple crises that affect urban areas — including the climate crisis — and highlighting effective responses. Learn how cities around the world are addressing climate change impacts here.
06 Oct 2025
Global
Climate change is causing more frequent, intense and costly disasters, severely impacting nature and people. Investments in disaster risk reduction are key, but remain too low in national budgets and international assistance. This year’s International Day for Disaster Risk Reduction calls for a decisive shift: fund resilience now to avoid paying for disasters later.
13 Oct 2025
Global
The food we eat, and the way it is produced, affects our health and the environment. World Food Day calls for global collaboration across governments, organizations, sectors, and communities to transform agrifood systems and ensure everyone has access to a healthy diet, living in harmony with the planet. Learn more about the links between food and climate change here.
16 Oct 2025
Global
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.