With the continued growth in emerging market countries like China, India, Vietnam, etc… urbanization and industrialization will lead to more electrification of the world. This will require a tremendous amount of copper in order to achieve this. Unfortuantely copper supplies ...

I have said in the past that renewable energy is in fact renewable. However, the machines and devices used to capture that energy are not renewable. Excellent video by a physicist on the math, science, engineering, and impact of renewables. ...