George Monbiot is an author, Guardian columnist and environmental campaigner. His best-selling books include Feral: Rewilding the land, sea and human life and Heat: how to stop the planet burning; his latest is Out of the Wreckage: a new politics for an age of crisis.

George cowrote the concept album Breaking the Spell of Loneliness with musician Ewan McLennan; and has made a number of viral videos. One of them, adapted from his 2013 TED talk, How Wolves Change Rivers, has been viewed on YouTube over 40m times. Another, on Natural Climate Solutions, that he co-presented with Greta Thunberg, has been watched over 50m times.

“The real costs of climate change are not measured in dollars and pounds, the real costs are measured in lives and in ecosystems . . . immeasurable.”