Thought Leaders


The United Nations and broader multilateral system bring together some of the world's leading thinkers on climate change—scientists, diplomats, economists, business leaders, activists and more. Check this page regularly for thoughtful conversations with people on the vanguard of actions to solve the climate emergency.


Portrait of Patricia Espinosa

Patricia Espinosa: Climate calls for a unity of purpose

Patricia Espinosa is the Executive Secretary of the United Nations Framework Convention on Climate Change (UNFCCC), the foundational 1994 international agreement on climate action most recently elaborated in the 2015 Paris Agreement. In a make-or-break year for climate action, Espinosa reflects on the climate emergency, urging a unity of purpose.

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Portrait of Sharan Burrow

Sharan Burrow: Shared prosperity provides hope and security

Why is climate a labour issue? Sharan Burrow explains – and explores what a just transition to a low-carbon economy really looks like. As head of the International Trade Union Confederation, she argues for a new commitment to achieving shared prosperity and abandoning economic patterns that fail people and the planet.

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Portrait of Elliott Harris

Elliott Harris: Measure the value of nature – before it’s too late

UN Chief Economist Elliott Harris introduces a ground-breaking shift in valuing nature as a way of making more informed decisions about economies, climate action and the protection of biodiversity. He urges acting now to end a 100-year legacy of treating environmental resources as free and limitless, a pattern that imperils our future.

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Portrait of Mark Carney

Mark Carney: Investing in net-zero climate solutions creates value and rewards

In this interview, UN Special Envoy on Climate Action and Finance Mark Carney spoke about how private finance is increasingly aligned behind achieving net-zero greenhouse gas emissions. He underlined that people everywhere should keep up the pressure in calling for climate action.

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