The Environment

https://www.theguardian.com/environment/2022/sep/14/fossil-fuel-non-proliferation-treaty-who-environmental-vandilism

As well as posing an existential threat to future generations, fossil fuels are a hazard in the present, claiming more than 8 million lives prematurely in 2018, 18% of that year’s total deaths, according to one study.

and

“The current burden of death and disease from air pollution is comparable to that of tobacco use, while the long-term effects of fossil fuels on the Earth’s climate present an existential threat to humanity – as do nuclear weapons.”