1. N.O.A.A. Research, Recent Global CO2 Trend, (2019).
2. Positive feedback between global warming and atmospheric CO2 concentration inferred from past climate change;Scheffer;Geophys Res. Lett.,2006
3. Special Report, Global Warming of 1.5 oC, Intergovernmental Panel on Climate Change (2018).
4. The global carbon cycle: A test of our knowledge of earth as a system;Falkowski;Science,2000
5. Utilization, and Storage Expert's Workshop, MISSION INNOVATION Accelerating the Clean Energy Revolution, Saudi Aramco;Report of the Mission Innovation Carbon Capture,2017