Climate and extremism lead G7 talks Climate change and terrorism are top of the agenda on the second day of the G7 summit of eco**mic powers in Germany.Chancellor Angela Merkel wants the group to reach an agreement on limiting global temperature rises.She is also calling on the G7 members to contribute to a fund for poor countries suffering the worst consequences of Climate change.There are also talks on the threat from radical extremism with the leaders of Nigeria, Tunisia and Iraq.