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$30 vertical-axis wind turbine by Open Source Low Tech.
Increasing the Power Production of Vertical-Axis Wind-Turbine Farms Using Synergistic Clustering by John Dabiri et al.
Wind Powered Factories: History (and Future) of Industrial Windmills (cloudy weather backup) by Low Tech Magazine.
Masonry Heating functionality and building plans
Back to Basics: Direct Hydropower
(cloudy weather backup) by Low Tech Magazine.
Jean Pain Bio Power Plant Produce Heat and Gas while reducing forest fires
https://revolution-green.com/plant-e-plants-generating-electricity/
https://www.weforum.org/agenda/2015/08/how-can-you-generate-electricity-from-living-plants/
Batteries, GPE, compressed air, reservoir…