The Obama administration adopted its climate change plan B today, formally declaring carbon dioxide a public danger so that it can cut greenhouse gas emissions even without the agreement of a reluctant Senate.
The timing of the announcement – in the opening hours of the UN's Copenhagen climate change summit – prevents Barack Obama from arriving at the talks without concrete evidence that America will do its bit to cut the emissions that cause global warming.
US climate agency declares CO2 public danger
Today's Google Doodle is home to a hummingbird, a puffer fish, a dung beetle and a...
Biofuels made from the leftovers of harvested corn plants are worse than gasoline for global warming...
