On New Year's Day, several people messaged me to ask if I had noticed how bad the air quality was in Phoenix after the previous night's firework celebrations. It was plain to see that day. Particulate ...

More expensive cars emit lower levels of pollution—meaning that motorists owning cheaper, higher-emitting vehicles contribute ...

For years the Environmental Protection Agency has pushed carmakers to reduce how much vehicles contribute to climate change. Today the EPA laid out plans to not just weaken those rules, but end them ...

Breathing in pollutants released into the air isn’t healthy for developing lungs, but a new study says it’s harmful for developing brains too. Kids exposed to higher levels of traffic-related air ...

Here are 5 practical tips to reduce air pollution exposure while driving, as Delhi-NCRs air quality deteriorates, with AQI ...

The effects of air pollution on kids "should have parents up in arms" to force changes in air pollution regulations, a reader said. Experts say children exposed to high air pollution levels can lose ...

In an aerial view, cars travel along Interstate 80 in Berkeley, Calif., on January 16, 2024. The regulations that require automakers to build more efficient, cleaner vehicles are being loosened under ...

The Trump administration has effectively eliminated two rules designed to promote cleaner cars. Now, as the EPA suggests not considering carbon... The EPA proposes gutting its greenhouse gas rules.