The dose of exposure is important—the worse the pollution, the greater the health effects.
This could lead to more greenhouse gas emissions and worse air quality.
Bad air quality is also associated with dementia and cardiovascular disease.
But is that a good thing?
Health benefits always depend on context.
One city. One volunteer. 15,000 trees.
Smoke from so-called 'prescribed burns' is less detrimental than smoke from wildfires.
Studies like these are crucial for public health officials and lawmakers, but future funding for them looks bleak.
The effects of agricultural practices on human health shouldn't be overlooked.
Cloud seeding could reduce particulate matter over Bangkok.
Like science, tech, and DIY projects?
Sign up to receive Popular Science's emails and get the highlights.