Tag Archives: photovoltaic

Not enough rare metals to scale up solar power

Preface. Sunshine may be free, but the materials to make solar contraptions sure aren’t.  Since sunshine arrives in a diluted form, vast expanses of solar photovoltaic panels will be needed to produce the world’s 24,000 Terawatt hours of electrical power … Continue reading

Posted in Alternative Energy, Elements: Critical, Elements: Rare Earth, Mining, Photovoltaic Solar, Recycle | Tagged , , , , , , , | 4 Comments