
The appointment of Steven Chu as US energy secretary has been welcomed in the US and around the world by scientists and campaigners on climate change as presaging a dramatic change in the US approach to global warming.
By Fiona Harvey and Ed Crooks
Published: December 16 2008 07:50 | Last updated: December 16 2008 18:17

The appointment of Steven Chu as US energy secretary has been welcomed in the US and around the world by scientists and campaigners on climate change as presaging a dramatic change in the US approach to global warming.