United Nations: World could hit 1.5-degree Celsius warming threshold in 5 years

United Nations: World could hit 1.5-degree Celsius warming threshold in 5 years
United Nations: World could hit 1.5-degree Celsius warming threshold in 5 years The World Meteorological Organization said there is a 20 per cent chance that the 1.5 C level will be reached in at least one year between 2020 and 2024.