SourceLine News & Insights

When we are told something that sounds too incredible to actually happen, we respond that it will occur “when pigs fly.” Don’t look now, though, but that airplane passing overhead may actually be powered by beef fat taken from Elsie the Cow.

With the U.S. Environmental Protection Agency seeking public input on emissions standards that will apply to airlines operating in the United States, several forward-thinking carriers have begun to use environmentally sensitive alternative fuels to power their fleets.

In particular, United recently purchased 15 million gallons of renewable jet fuel that is made from beef tallow for its Los Angelesto- San Francisco flights. United has also invested $30 million in Fulcrum BioEnergy, Inc., a company that uses household garbage, including food waste, for its fuel feedstocks.

Read this NPR story to learn more.