climate change

Statement from the Second Ecosocialist Meeting, held in Belém, Brazil, November 2025.

Brian Ashley — The gap between official international climate policy and the lived reality of a warming world has never been wider. In Belém, that gap became a chasm.

Statement from the Peoples’ Summit, gathered in Belém do Pará, in the Brazilian Amazon, from November 12-16.

Peter Boyle — Any significant revolutionary change that takes place this century will have to do so amid catastrophic global climate change.

Adam Hanieh — The struggle against fossil capitalism is inseparable from struggles for justice in the Middle East.

Dave Holmes — Instead of an all-out emergency mobilisation to deal with global warming, NATO countries are boosting military spending.

Esteban Mercatante explains how capitalism is at the root of a “multidimensional” ecological crisis, and the need for an ecommunist strategy that takes us beyond the degrowth/ecomodernism divide.

Gilbert Achcar — What is driving neofascist movements to question, to varying degrees, the reality of climate change?

Andrés Camacho Morales reflects on Colombia’s decarbonization plans, the progress made thus far, and the core obstacles these efforts have faced.

The Fourth International has publishing this Manifesto because it is convinced that the process of ecosocialist revolution, at different territorial levels but with a planetary dimension, is more necessary than ever.

Adam Hanieh — We cannot understand the Gaza genocide today, or the crucial place of the Middle East in US geopolitical ambitions, without centering the ongoing centrality of oil to capitalism.

Sarah Glynn and John Clarke discuss their new book, ‘Climate Change is a Class Issue’.