Difference between revisions of "There are no sustainable energy sources/consumption"
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(link from Michelle Cameron) |
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* When sustainable conversion equipment reaches the end of its life, the minerals it uses can be recycled. (More about this below.) | * When sustainable conversion equipment reaches the end of its life, the minerals it uses can be recycled. (More about this below.) | ||
| − | 2. ''' | + | 2. '''The need for rare minerals is overstated, at best.''' |
| − | Research | + | * The most common type of [[wikipedia:solar cell|solar cell]] is made of silicon, the most common mineral on Earth. |
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| + | * Research on solar cell and rechargeable battery technology is very intense right now, including the search for cheaper materials, and new discoveries happen regularly. There are probably more examples, but one recent example is a sulfur-based battery that outperforms Li-ion batteries.{{l/foot|2013-06-05/PO}} (Sulfur is even more common than lithium.) | ||
3. '''Rare earths are recyclable.''' | 3. '''Rare earths are recyclable.''' | ||