• European Union sticks to climate timeline amid inter-bloc grumbling; Britain wants to cut emissions 80 percent by 2050, and 15 E.U. countries are on track to meet Kyoto targets.

• Council on Foreign Relations releases crisis guide to climate change.

• FDA wants to identify medical devices that might contain bisphenol A.

• Nevada sues over radiation standards at Yucca Mountain.

Nuclear power could supply one-fifth of global electricity by 2050, says OECD.

• Researchers see “dramatic evidence” of Arctic melt.

• Toyota launches tiny iQ.

• Global warming threatens kangaroos.