Smoke from Canadian wildfires poured into the U.S. East Coast and Midwest on Wednesday, covering the capitals of both nations in an unhealthy haze, holding up flights at major airports and prompting people to fish out pandemic-era face masks.
Canada is dealing with a series of intense wildfires that have spread from the western provinces to Quebec, with hundreds of forest fires burning. The smoke has traveled into the United States, resulting in a number of air quality alerts issued since May.
Women often use hormone therapy to relieve hot flashes and other menopause symptoms — and new research suggests patches or creams may be safer for their blood pressure than pills.
The cause of global warming is showing no signs of slowing as heat-trapping carbon dioxide in Earth’s atmosphere increased to record highs in its annual Spring peak, jumping at one of the fastest rates on record, officials announced Monday.