Clue | Source | Date |
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Clean energy sources in the Yukon atop Haeckel Hill near Whitehorse: 2 wds. | ||
Roll with salad, brie, nuts provides energy in a new way | Irish Times Crosaire | 17 Dec 2020 |
Instruments of renewable energy | New York Times | 20 Mar 2018 |
Instruments of renewable energy |