G7 leaders agreed on Sunday to raise their contributions to meet an overdue spending pledge of $100 billion a year to help poorer countries cut carbon emissions and cope with global warming, but campaigners said firm cash promises were missing. Alongside plans billed as helping speed infrastructure funding in developing countries and a shift to renewable and sustainable technology, the world’s seven largest advanced economies again pledged to meet the climate finance target. But climate groups said the promise made in the summit’s final communique lacked detail, most importantly a figure for the increases. A ... (full story)