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.
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.