Irish Examiner: Boosting renewable energy generation to meet global climate goals could save as much as $4.2trn (3.75trn) a year by 2030, according to a report asking lawmakers to strengthen clean energy policies. Doubling the share of renewables in the worlds energy mix to 36% between now and 2030 would cost $290bn (261bn) a year and limit global warming to below two degrees celsius, according to the Abu Dhabi-based International Renewable Energy Agency report published yesterday. Mitigating against the harmful...