LiveScience: Concentrations of carbon dioxide will surge to a new high in the atmosphere in 2014, scientists announced today in advance of the U.N. Climate Summit in New York City.
Global carbon dioxide emissions are projected to soar to 44 billion tons (40 billion metric tons) this year, a 2.5 percent increase from 2013 levels, according to joint studies published today (Sept. 21) in the journals Nature Climate Change and Nature Geoscience. The new estimates come from the Global Carbon Project, an international...