AS Barack Obama’s new administration prepares to take power, we can but hope that 2009 will be the year the world gets serious about climate change. And not a moment too soon. Carbon emissions are growing faster than ever as the Earth’s natural ability to absorb them is declining. Species are starting to go extinct as a result (see “Comment: Move over, polar bear”).
It is a reflection of the parlous state of the planet that we report this week on technologies that not so long ago would have been dismissed as pie in the sky, even bonkers. Now…
