Climate change: Five cheap ways to remove CO2 from the atmosphere

As well as rapidly reducing the carbon dioxide that we humans are pumping into the atmosphere in huge amounts, recent scientific assessments of climate change have all suggested that cutting emissions alone will not be enough to keep global temperatures from rising more than 1.5 or 2 degrees.    https://www.bbc.com/news/science-environment-45967215 
Article courtesy of the BBC by Matt McGrath