Tag: engineering

7 Technologies for Fighting Climate Change

1. Reengineer Electric Motors To replace a gas engine car, you have to match or exceed it in power. The key to that, today, is motors built with rare-earth metals. With exotic names like neodymium, dysprosium, terbium, and praseodymium, rare earth elements go into so-called permanent magnets. They have persistent magnetic fields and are considered […]

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