If we want to avert a bad scenario, we need to both drastically reduce CO2 emissions and find a way to sequester the CO2 currently in the air (either through te

If we want to avert a bad scenario, we need to both drastically reduce CO2 emissions and find a way to sequester the CO2 currently in the air (either through technological means, or through something like making big tracts of land into forests). Just sequestering is unlikely to be enough, unless it is extremely efficient.