Oceans worth up to $222 bln annually in CO2 captureBy absorbing carbon emissions from the atmosphere, the seas avert climate damage worth up to $222 billion (163 billion euros) every year, according to an estimate released.
NASA poised to launch Mars atmosphere probeWhat happened to the water on Mars? How did the Red Planet's atmosphere become so thin over time? NASA's MAVEN probe is scheduled to launch Monday on a mission to find out.
16 November 2013
NASA to probe why Mars lost its atmosphereNASA said Monday it is on track to launch its Maven probe to Mars next month to find out why the Red Planet lost much of its atmosphere.
Historic greenhouse gas level sparks calls for action The level of carbon dioxide in the atmosphere has surpassed 400 parts per million for the first time in human history, US monitors announced Friday, sparking new calls for action to scale back greenhouse gases.