air pollution What Is an ‘Ozone Action Day'? Ozone is a beneficial gas in our atmosphere but when it’s highly concentrated at ground-level, it can have a harmful impact on our respiratory systems. Here’s what you need to know.
air pollution After 9/11, This Scientist Got to Study an Empty Sky While the events of Sept. 11, 2001 were a tragedy, they also offered a rare opportunity to researchers – a chance to observe an empty sky. Because all flights were grounded for days after the attacks, former NASA atmospheric scientist Patrick Minnis documented how the sky changed without the presence of airplane vapor trails – one of the airline industry’s...
orange sky What Caused That Intense Orange Sky Over the West Coast? A Meteorologist Explains Rob Mayeda explains why the sky turned from blue to orange due to the wildfires.
Wildfires In the Air Tonight: Why California Wildfires Could Be Affecting Your Health In the wake of the California wildfires, Carnegie Melon University Assistant Professor Coty Jen is sharing the dangers related to the air quality index, which is based on how much dust particles are in the air and can cause breathing issues and respiratory illness.
