&gt; The Costa Rican Electricity Institute(ICE) released a statement that 99% of the electricity came from renewable sources this year in 2015. Fossil fuels provided the rest 1%<p>Awesome.<p>* The majority of this is from hydro.<p>* This scenario can&#x27;t be replicated everywhere (due to the heavy reliance on hydro, but solar and wind can be used everywhere).<p>* The remainder of fossil fuel generation in Costa Rica could be replaced with more solar and wind generation.<p>* Utility scale battery storage will play a large part in increasing renewables firm dispatchability, while home batteries until their power distribution network reaches first world standards.