June Temperatures Passed Key Climate Threshold, Worrying Scientists

Source: ABC News - InternationalWorldwide temperatures temporarily exceeded a key warming threshold earlier this month—1.5 degrees Celsius, or 2.7 Fahrenheit, above pre-industrial levels—a hint of heat and its harms to come, scientists worry. The mercury has since dipped, but experts say the short surge marked a new global heat record for June and indicates more extremes ahead as the planet enters an El Niño phase that could last years.