Regulated capitalism can direct capital to innovation in low/zero emission technologies and disincentivize investment in polluting technology very effectively,. More effectively than a corrupt command economy could do it. Fossil fuel companies have fought against interventions to push the market towards alternatives but the biggest failure has been on the political class and voters who haven't done enough to push the market in the correct direction. Photo voltaics, storage technology and wind turbines have received a lot of investment and are growing rapidly despite the work of the big polluters to stall action.