goat herd-thomas lieser-Flickr-CCOne of the largest airports in the world, O’Hare International takes its  responsibility toward the environment seriously.

Acres of green roofs have been installed to reduce storm water runoff and cool the air. The airport even hosts 1 million bees living in 28 beehives that produce honey and help replenish declining bee populations.

Now a barnyard band of goats, sheep, llamas and wild burros is munching its way through a steep embankment overgrown with tall grass.

(READ the story in the Minneapolis Star-Tribune)

Photo credit: Thomas Lieser – Flickr -CC

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