‘Apocalyptic’ skies across U.S. West this week

Video of the weirdly orange skies across the U.S. West this week, created by massive wildfires that incinerated several communities in Oregon in the past 2 days and blotted out the sun in San Francisco yesterday. Source: https://earthsky.org/todays-image/apocalyptic-red-skies-u-s-west-early-sept-2020…

It’s Not Just Cars That Make Pollution. It’s the Roads They Drive On, Too

An anonymous reader shares a report: The smell of summer in Los Angeles, or any major city, is often tinged with asphalt. A freshly paved road or a new tar roof doesn’t just wrinkle your nose, however: A new study suggests fresh asphalt is a significant, yet overlooked, source of air pollution. In fact, the material’s contribution to one kind of…