If the world stopped emitting Greenhouse Gasses (GHG) tomorrow, we would still need to remove tons of CO2e from the atmosphere to avoid catastrophic global warming. Since 1850, we have emitted 2,500,000,000,000 tons of CO2e into the atmosphere, and we continue to dump in 50B tons of CO2e per year. To keep the global temperature increase beneath 1.5ºC, we will need…