Before the start of the G7 summit in the Bavarian Alps, scientists have demanded more money for action on climate change from the participating countries. More money is needed than the $100 billion that industrialized countries have pledged to countries particularly affected by global warming, Axel Berger of the German Institute for Development and Sustainability said in the Alpine resort of Garmisch-Partenkirchen near the summit venue on Saturday. The seven leading industrialized countries and other guests will meet in the Elmau palace luxury hotel from Sunday. As Germany holds the G7 preside…