Reuters: Scottish lawmakers Wednesday backed a binding goal to cut greenhouse gases by 42 percent by 2020 from 1990 levels, edging Germany into second place in a ranking of the most ambitious developed world targets. Developing countries have demanded that rich nations take the lead in fighting climate change. They have so far been unimpressed with plans which show big gaps must be bridged to agree a global treaty in December to replace the Kyoto Protocol. Scotland’s bill included an …