Reuters: European Union lawmakers agreed on Tuesday to toughen up widely-flouted acid rain laws with a new European minimum standard for power stations from 2016. Existing laws on acidifying pollution of lakes soil and air contain so many opt-outs that many of the 52,000 European installations covered by the law have managed to avoid cleaning up pollutants such as sulfur and nitrogen oxides. But the European Parliament voted in favor of an absolute bottom line or “safety net” for air …