NASA @NASA
The daily Air Quality Index on your local weather now includes more @NASAEarth data. The results? Accuracy of particulate pollutants reported improved by ~38%. These changes will help everyone know when it’s safe to play outside – and when to play it safe: https://t.co/zj8dAp9ig3 https://t.co/0t4M18WIbC — PolitiTweet.org