EnvironmentMike Berners-Lee's solution for the polycrisis may be just too hard A Climate of Truth is a penetrating and enlightening analysis of the many crises we face. But it demands impossible standards of flawed human beings, finds Graham LawtonCulture
VideoClimate experiment predicts how trees may respond to future CO2 levels Climate experiment in a forest in Staffordshire, UK, is testing how trees respond to higher levels of carbon dioxide in the air Video