Renewable Energy

Renewable Energy

Soon, your toilet could heat your apartment building

Now you can dump energy waste just by, well, taking a massive dump. Green tech company OriginOil is working on a project that uses toilet wastewater as a way to heat apartment buildings. OriginOil, a start-up based in Los Angeles, CA., has begun a pilot of its urban algae farm concept at the La Défense complex near Paris. Wastewater from buildings nourishes algae growth; algae is processed to make heat. The company is attempting to prove that integrating algae production into large building complexes will help bring them closer to net zero.

Energy Policy

Obama debuts new energy theme: Past vs. future

While his opponents demagogue gas prices, President Obama is pushing a new theme: America needs to leave the past behind and embrace our energy future.

Food

Anheuser-Busch turns beer leftovers into usable products

Now you can feel good after knocking back a few brewskis — and not just because you’re tipsy. Beermaker Anheuser-Busch has found a way to turn its waste grain into an array of products, from clothes to cosmetics to biogas. The beer behemoth has partnered with a company called Blue Marble Bio, which plans to set up large-scale biorefineries at Anheuser-Busch breweries that will use naturally occurring bacteria to break down spent grains using proprietary “polyculture fermentation technology.” That process will create both biogas, which can be used to generate electricity, and chemical compounds called carboxylic acids that are used …