The science behind carbon capture and storage

Available for over a year

Can we catch all the CO2 that we're pumping into the air and store it back underground? And could this remove the threat of dangerous climate change? Dr Bryan Lovell is president of the Geological Society of London and Dr Jerome Neufeld is an earth scientist at Cambridge University. They've been showing our environment correspondent Matt McGrath how it's done. (Photo: Dr Jerome Neufeld)