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Cleaner Air, Smarter Toddlers | New research links climate policies to improved early-childhood development.
(messaging-custom-newsletters.nytimes.com)
Discussion of climate, how it is changing, activism around that, the politics, and the energy systems change we need in order to stabilize things.
As a starting point, the burning of fossil fuels, and to a lesser extent deforestation and release of methane are responsible for the warming in recent decades:

How much each change to the atmosphere has warmed the world:

Recommended actions to cut greenhouse gas emissions in the near future:

Anti-science, inactivism, and unsupported conspiracy theories are not ok here.
Reading the paper, sounds like the strongest conclusion is that clean air policies are the most certain contribution. There's some discussion of controlling for neighborhood, but it's not that clear to me this isn't a case of 'being poorer is bad for health'. Still, good to accumulate evidence that pollution is bad for people at every stage of life.