McKinsey research on Europe’s net-zero pathway suggests that climate technologies that are already mature could deliver 60 percent of the emissions reduction needed to stabilize the climate by 2050. Further abatement must come from climate technologies that aren’t quite ready, including 25 to 30 percent from technologies that are demonstrated but not yet mature.
Five technology groups are identified - in order of potential: Electrification, Agriculture, Power Grids, Transport and Carbon Capture (having the lowest potential) - that could attract $2trillion/year investment by 2025.
So we have most of the tools already! Now we need the will...