While the U.S. may aim for a 15% Renewable Energy Standard by 2021, and Northern Ireland has just confirmed a much stronger target of 40% renewable energy by 2020, Scotland is aiming a bit higher. It announced today that it plans to get “at least” 100% of its energy from renewable sources by 2025. Wow. “Scotland has unrivalled green energy resources and our new national target to generate 80 percent of electricity needs from renewables by 2020 will be exceeded…