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Snippets on Energy #2

Resource Intensity

If it looks impossible, it is because it’s indeed impossible. Image credit: Visual Stories || Micheile via Unsplash
Copper ore grades are falling around the world. Reason: higher grade minerals were mined first, and now all what left is low grade rock. Image source: https://commons.wikimedia.org/wiki/File:Evolution_minerai_cuivre.svg
Material requirements of our “renewable” future (SDS) vs reality.

A critic of modern times - offering ideas for honest contemplation.