We are raiding the Guardian Long Read archives to bring you some classic pieces from years past, with new introductions from the authors. This week, from 2021: It\u2019s easy to despair at the climate crisis, or to decide it\u2019s already too late \u2013 but it\u2019s not. Here\u2019s how to keep the fight alive. By Rebecca Solnit. Help support our independent journalism at theguardian.com/longreadpod