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Oct 27, 2016 - The Solar Power Towers of Southern Spain In the Aljarafe region of Spain, there`s PS10 and PS20: concentrated solar power towers. They`re huge towers surrounded by heliostats: movable mirrors that track the sun and reflect its light onto a giant boiler. They are beautiful, but they`re also controversial: here`s why. Similar news:
Oct 22, 2026 Australians Were Promised Free Electricity. So Where Is It? |
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