The U.N. climate summit in Glasgow gathers leaders from around the world, in Scotland’s biggest city, to lay out their vision for addressing the common challenge of global warming. (AP Photo/Alberto Pezzali) GLASGOW, Scotland (AP) — More than 100 countries were set to pledge Tuesday to end deforestation, which scientists say is a major driver of climate change . Britain hailed the commitment as the first big achievement of the U.N. climate conference in Glasgow. But campaigners say they need to see the detail — such promises have been made, and broken, before. The U.K. government said it has received commitments from leaders representing more than 85% of the world’s forests to halt and reverse deforestation by 2030. More than $19 […]