This slide deck, part of an online course, gives a brief but thorough overview of business models for off-grid solar energy, looking in particular at pay-as-you-go models, and presents insights into the investment landscape for off-grid solar companies.
This webpage provides an introduction to smart grids, an overview of recent progress and recommendations for governments and utilities.
This explainer by the German Heinrich Böll Foundation provides a quick overview of green hydrogen, the way it is produced, the role it can play in the energy transition, and the main challenges.