The future of waste-to-energy tech

Turning waste into energy has usually meant incineration - that is, burning our trash. But this method has major environmental drawbacks. Gasification could be a better alternative. It's an old technology that proponents hope to repurpose as a cleaner and more economical waste-to-energy solution, and now a number of companies in this space say they're on the verge of commercialization and expansion.
Sat, Feb 8 20209:00 AM EST