Guardian: Barack Obama will unveil a national climate change plan on Tuesday, offering the first real glimpse of how he intends to make good on one of the most stirring promises of his inaugural address.
In a video posted on the White House web site on Saturday, the US president reiterated his view that climate change was the challenge of a generation.
The goals he will outline in his speech at Georgetown University will be equally ambitious, encompassing "a national plan to reduce carbon pollution,...