Direct CO2 capture machines could use half of all energy used worldwide today and ‘a quarter of global energy’ in 2100

22 July 2019, Direct CO2 capture machines could use ‘a quarter of global energy’ in 2100, NEGATIVE EMISSIONS Machines that suck CO2 directly from the air could cut the cost of meeting global climate goals, a new study finds, but they would need as much as a quarter of global energy supplies in 2100. The research, published today in Nature Communications, is …