Change Agent Rethinking Carbon Dioxide (CO2): from a pollutant to a moneymaker

Three startup companies led by prominent scientists are working on new technologies to remove carbon dioxide (CO2) from the atmosphere. The scientific community is skeptical, but these entrepreneurs believe removing CO2 can eventually be profitable and help cool the planet.

John Giles/PA/AP/File

With global greenhouse gas emissions still on the rise, despite decades of talk about curbing them, maybe the time has come to think differently about the climate crisis. Yes, we need to burn less coal, oil and natural gas, but clearly fossil fuels are going to be around for awhile. So why not try to clean up the mess they make?