Existing facilities that can filter carbon dioxide out of the air only have the capacity to capture 0.01 million metric tons of CO2 globally today, costing companies like Microsoft as much as $600 per ton of CO2. That’s very little capacity with a very high price tag.

Calma, Justine. “Trying to Reverse Climate Change Won’t Save Us, Scientists Warn.” Msn.Com, 1729, https://www.msn.com/en-us/news/technology/trying-to-reverse-climate-change-won-t-save-us-scientists-warn/ar-AA1sN6OC?ocid=msedgntp&cvid=20987699b6484dd5c9aad7c390f9e4cd&ei=4.