The Transition From X% to 100% Renewable Future: Perspective and Prospective

The topic of 100% renewable energy system was a type of intellectual and mostly academic discussion until very recent times. But some revolutionary movements in the renewable energy markets, e.g., photovoltaic (PV) cells and wind technologies, have converted “100% renewable” to an attainable scenario in policy and planning analyses, with several successful deployment stories already around the world. Here, we investigate some historical background of this new field and discuss the way forward