BASEL, Switzerland, Feb. 6 -- Energies, an open access journal of technology development, policy and management studies, published research articles on the following topics in its Vol. 16, No. 4 edition: Articles: * Renewable Energy Potential Estimation Using Climatic-Weather-Forecasting Machine Learning Algorithms * A Fully Coupled Hydro-Mechanical Approach for Multi-Fracture Propagation Simulations * Evaluation of the Effects of Coal Jigging by Means of Kruskal-Wallis and Friedman Tests   more