Complex sentence: CDR is a different approach than removing CO 2 from the stack emissions of large fossil fuel point sources, such as power stations, as this reduces emission to the atmosphere but cannot reduce the amount of carbon dioxide already in the atmosphere.
Split into simpler sentences: CDR is a different approach than removing CO 2 from the stack emissions of large fossil fuel point sources, such as power stations. The latter reduces emission to the atmosphere but cannot reduce the amount of carbon dioxide already in the atmosphere.