Climate Changed

How to Turn Trash Into Energy in 12 Hours

  • Dong Energy working on project to generate power and recycle
  • Enzymes consume discarded food that prevent reuse of materials

Dong Energy’s Renescience waste energy plant in Northwich.

Photographer: Matthew Lloyd/Bloomberg
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The U.K. might soon be powering its lights with energy that comes from the trash.

A Danish energy company is working on new machines that sort household trash from recycling, while rapidly breaking down organic materials like food to create power from biogas produced by the process.