Environment

Study Shows "Cool Roofs" Could Increase Air Pollution

August 7, 2017 | Amy Quinton

"Cool roofs" that reduce temperatures and energy costs could also slightly increase ozone and smog, according to a new study.

Read The Smog-Inspired Poem That China Can't Stop Talking About

January 12, 2017

It's written from the perspective of lung cancer. And it's striking a chord on social media.

Environment

Top California Air Official Backs New EPA Ozone Limit

October 2, 2015 | Ben Bradford

One of California's top air quality regulators endorses a new federal smog standard, which has angered environmental groups.

Environment

Background Ozone Problem For Northern California And Nevada

September 29, 2015 | Amy Quinton

"Background" ozone pollution levels in Northern California and Nevada could approach the limit of a proposed new federal air quality standard.

Environment

More Areas In California Would Likely Exceed Smog Standards Under Proposal

February 2, 2015 | Amy Quinton

More rural, mountainous, and less-populated areas of California would likely exceed federal limits on smog-forming pollution under a proposal by the US Environmental Protection Agency.

Environment

EPA Calls For New Ozone Pollution Rules

November 26, 2014 | Amy Quinton

The Obama Administration wants to cut the levels of smog-forming pollution.