Defending our environment since 1970

  • Annual bike ride is in Algonquin on July 31! 2pm Towne Park.

SHOP THE SMILE and see how your donations add up when you select Environmental Defenders as your charity!

Ask for eco-friendly packing materials to be added to your account.

THE GREEN GUIDE IS HERE! ALL YOUR QUESTIONS ANSWERED IN ONE PLACE!


Our Mission

“50 YEARS OF DEFENDING” — a documentary about the Environmental Defenders.

In order to protect all living things, the Environmental Defenders is dedicated to the preservation and improvement of the natural environment in McHenry County.  As a grass roots organization, we are committed to building sound ecological relationships between people and the natural world that supports all life.


We are a member based organization.
Please join us as a member and/or volunteer to help us advocate for a healthy environment and enjoy what we protect, together.

Preserve. Protect. Educate.