• Royal Dairy in Washington has found a way to cut its nitrate pollution and lower its greenhouse gas emissions due to a new kind of wastewater filtration system powered by worms.
  • Every day, half a million gallons of farm wastewater is pumped through a bed of earthworms.
  • The worms will eat the liquid manure and remove nutrients and harmful chemicals.


Please enter your comment!
Please enter your name here

This site uses Akismet to reduce spam. Learn how your comment data is processed.