A brief history of the Earth's CO2
By Prof Joanna Haigh Co-Director, Grantham Institute
19 October 2017
Climate change has been described as one of the biggest problems faced by humankind. Carbon dioxide is is the primary driver of global warming. Prof Joanna Haigh from Imperial College London explains why this gas has played a crucial role in shaping the Earth's climate.
Carbon dioxide (CO2) has been present in the atmosphere since the Earth condensed from a ball of hot gases following its formation from the explosion of a huge star about five billion years ago.
http://www.bbc.com/news/science-environment-41671770
