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    12 Technologies Which Could Save The World

    It's easy to get downhearted about climate change. But amazing things are happening that could slow it down.

    1. Solar glass

    2. Solar lamps

    3. LEDs

    4. Thorium and other new nuclear technologies

    5. Algae

    6. Osmotic power

    7. Carbon capture

    8. Passivhaus principles

    9. Supergrids

    10. Graphene

    11. Water from poo

    12. Geo-engineering?