US railway companies, unions reach tentative agreement

(NEW YORK) -- American railway companies and unions have reached a tentative labor agreement amid the threat of strikes. U.S. Secretary of Labor Marty Walsh announced the news on Twitter early Thursday, "following more than 20 consecutive hours of negotiations at" his office in Washington,... Read More.

Carbon Dioxide Levels Reach A Key Threshold

We may have reached an ‘uh-oh’ moment. The National Oceanic and Atmospheric Administration (NOAA) reported that last month (May), its longtime monitoring station atop Mauna Loa on the big island of Hawaii, averaged 421 parts per million (ppm) of carbon dioxide. Hawaii of course... Read More.