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U.S. Special Presidential Envoy for Climate John Kerry and his Chinese counterpart, Xie Zhenhua, had front-row seats at COP28’s final session. Kiara Worth/UN Climate Change via Flickr,

Why the COP28 climate summit mattered, and what to watch for in 2024

The UN climate conference brought some progress. A former UN official who has been involved in international climate policy for years explains what has to happen now for that progress to pay off.
Companies’ net-zero pledges count on vast expanses of forest to hold carbon so they can continue emitting. AFP via Getty Images

Forests can’t handle all the net-zero emissions plans – companies and countries expect nature to offset too much carbon

Yes, trees and soils can absorb and store carbon, but the carbon doesn’t stay stored forever. That’s one of the problems with how net-zero plans for the climate are being designed.
A Tsaatan community in northern Mongolia, herding reindeer. (Shutterstock)

COP25 climate summit: Action must include divestment, decolonization and resistance

Who wins, who loses and whose natures are being talked about when nature-based solutions are proposed?
Greta Thunberg’s fiery oration has prompted outrage, but even if you agree with her you might still be ignoring her message. EPA/Justin Lane

There are three types of climate change denier, and most of us are at least one

It’s easy to spot outright rejection of the facts on climate change. But it’s far harder to see our own biases and excuses that lead us to delay or deny the need for real action.
A researcher completing bleaching surveys in the southern Great Barrier Reef after a major bleaching event. ARC CENTRE OF EXCELLENCE FOR CORAL REEF STUDIES

‘This situation brings me to despair’: two reef scientists share their climate grief

Few feel the pain of the Great Barrier Reef’s decline more acutely than the scientists trying to save it. Ahead of a UN climate summit, two researchers write of their grief, and hope.

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