Greg Langmo’s work is the centerpiece of America’s Thanksgiving dinner table. But finding a use for the by-products of his family-run turkey farm near Litchfield, Minn., has long been a challenge for ...

It’s official: Cargill’s new energy idea is a bunch of crap. Minnetonka-based Cargill Inc. late last year fired up an $8.5 million anaerobic digester and generator facility that transforms turkey ...

This, I would think, should be self-evident: Generally speaking, big creatures eat smaller creatures that, in turn, eat even smaller creatures, like this ... And just as obviously, one would expect ...

This video is no longer available. A massive $271 million project at the WSSC Water facility in Accokeek, Maryland, is nearing completion. The first of two silos overlooking Piscataway Creek is now ...

While dog owners are generally quite proud of their pets, there is one aspect of living with a dog that no one is pleased with, namely the fact that they produce poop. Recently, a number of ...

Just by flushing their toilets, almost 2 million residents across Montgomery and Prince George’s counties may reduce greenhouse gas emissions and contribute to cleaner air in the national capital ...

WSSC Water unveiled a $271 million biosolids-to-energy facility Wednesday that promises to produce enough natural gas from digested sewage sludge to power a fleet of RideOn buses in Montgomery County, ...

Bioengineers at Oregon State University (OSU) have developed a microbial fuel cell that can treat waste water -- and generate significant amounts of electricity at the same time. The microbial fuel ...

While the mechanics of aquaponics are impressive, it’s what fish poop is doing in Omaha that gets my juices flowing. First, there’s the obvious harvest: lettuce, basil, tomatoes and spicy microgreens ...