Carbon dioxide in Earth's atmosphere has now hit the highest levels in all of human history - Daily Mail
- Carbon dioxide in Earth's atmosphere has now hit the highest levels in all of human history Daily Mail
- What record CO2 levels mean for UK and how to reduce carbon footprint Metro.co.uk
- Climate crisis: CO2 levels rise to highest point since evolution of humans The Independent
- Carbon dioxide levels hit historic high, World News & Top Stories The Straits Times
- CO2 levels at record high for first time in human existence Metro.co.uk
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