1. The Keeling Curve;Scripps Institution of Oceanography,2020
2. Aiming for zero: what makes nations adopt carbon neutral pledges?;Flagg;Environ Sociol,2015
3. UK Becomes First Major Economy to Pass Net Zero Emissions Law;BEIS,2019
4. Japan to be Carbon Neutral by 2050, Insists Prime Minister;Harding,2020
5. China’s Carbon Pledge Revives Hopes of a Climate Game Change;Shepherd,2020