Tag: Rechargeable

The disposable-versus-rechargeable battery debate seems ripe for a contrarian conclusion. Sure, a rechargeable can replace dozens of Duracells, but you have to keep plugging it into the power grid, which usually means burning more and more coal.

But the fact is, it takes appreciably more energy to extract metal from the earth, making alkaline batteries the clear loser. A 2007 study by Bio Intelligence Service (admittedly sponsored by French rechargeable battery maker UniRoss) asserted that wearing out a single rechargeable has 28 times less impact on global warming than using alkalines