Paul Behrens is an author and academic at the Oxford Martin School. His popular science book, The Best of Times, The Worst of Times: Futures from the Frontiers of Climate Science (Indigo Press, 2020), describes humanity’s current trajectory and possible futures in paired chapters of pessimism and hope, on topics including the economy, energy, land and food. His research and writing has appeared in scientific journals and media outlets such as The New York Times, Scientific American, Politico, Nature Sustainability, Nature Energy, Nature Food, PNAS and the BBC. He and his team won the inaugural Frontiers Planet Prize.
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Four ways to build a food system that can withstand collapse
Rising energy and fertiliser prices linked to the conflict in the Middle East are increasing the risk of global food insecurity, prompting renewed questions about how to strengthen food security and reduce dependence on fragile global supply chains.
June 4, 2026
