Topic: Michel Jarraud

There are still a few days left in November, but scientists with the United Nations are already willing to declare 2015 the hottest year on record.

The World Meteorological Organization announced greenhouse gas levels reached an all-time high earlier this year.

A new report from the U.N's weather agency, the World Meteorological Organization (WMO), confirms that 2014 was the hottest year on record.

New figures from the United Nations suggest that carbon dioxide levels in the Earth's atmosphere are rising faster than they have in the last 20 years.

The World Meteorological Organization said Tuesday the warming effect on the climate because of greenhouse gases increased 34 percent since 1990.

The World Meteorological Organization said Wednesday the amount of greenhouse gases trapped in the atmosphere reached a record high in 2012.

There are signs that sustained warming trends will continue because of high atmospheric concentrations of greenhouse gases, a weather group said from Geneva.

The effects of climate change are complicating the effort to address the threat of natural disasters in developing nations, U.N. officials said in Denmark.

The period from 2000-09 will be considered one of the warmest on record, a U.N. agency said Tuesday at the Climate Change Conference in Denmark.

The United Nations' top meteorologist said Africa needs to play a larger role monitoring climate change and extreme weather events.