UN weather agency: Greenhouse gases reach new record in 2021

The three main greenhouse gases hit record high levels in the atmosphere last year, the UN weather agency said Wednesday, calling it an “ominous” sign as war in Ukraine, rising costs of food and fuel, and other worries have elbowed in on longtime concerns about global warming in recent months.“More bad news for the planet,” the World Meteorological Organization said in a statement along with its latest annual Greenhouse Gas Bulletin.