New fuel cell harnesses microbial energy from soil to power sensors
interestingengineering.com
This soil-powered device, about the size of a regular paperback book, offers a viable alternative to batteries in underground sensors used for precision agriculture.
  • Track_Shovel@slrpnk.netOPMEnglish
    2·
    11 months ago

    Like the mineral component?

    Yeah, that’d be hard. Unsustainable too. Just look at sand mining for an example of how bad that would be.