PanBookforumParadoxically, now that the left-wing climate movement she called for in This Changes Everything has become increasingly manifest, Klein seems intent on downplaying its radicalism ... If global warming changes everything, then in On Fire Klein hesitates to elucidate exactly what \'everything\' means ... contains some new material, including Klein’s thoughts on the recent students’ strikes, but much of it is given over to her writings on global warming over the past ten years ... To avoid the inevitability of geo-engineering, more than the one percent must change their ways: There must also be profound social changes of a magnitude that is only hinted at in On Fire. Undermining the current fossil-fueled hegemony and building a coalition for an austere, highly regulated economy will be much harder than [Klein] seems willing to consider ... Klein champions the Green New Deal’s target of net-zero emissions by 2030, but she refuses to wade into baroque scientific debates on decarbonization. This is an important omission, as many of the proposals floating around rely heavily on the unproven technology of carbon capture and storage ... Klein refrains from spelling out these implications, reluctant as she is to switch from broad-brush arguments to policy pointillism ... It is admirable that Klein is supporting a cause as worthy as the Green New Deal. Yet fighting climate change requires an accurate reckoning of the balance of forces and the necessary measures in an age of environmental collapse.