Every spring, monarch butterflies migrate 2,500 miles from Mexico to the United States and Canada. This has always been a hard journey. Unfortunately, because of habitat loss and pesticide use, the journey is becoming harder every year.

Go Green Highland Park will hold an EV car show at Ravinia Festival’s West Parking Lot (entrance off Green Bay Road) on Saturday, April 27, from 9 to 11 a.m.

Join us for a FREE viewing of "Common Ground" on April 21st at 1:30pm at the Three Brothers Theater in Waukegan. It's FREE!

Sierra Club’s Livable Lake County Campaign hailed an important milestone in February when Gov. J.B. Pritzker included $1 million in his proposed state budget for the Lake County Greenway conservation project.

The Antioch Village Board will soon vote on development permits for a local community solar farm that would generate enough clean electricity to power over 500 single-family homes. Will you join us in urging the Antioch board to approve the...

On Sunday, April 28, conservation education specialist Nate Szkil will tell us what to expect when billions of 17-year and 13-year cicadas emerge simultaneously in northern Illinois.

The Woods and Wetlands Group of the Sierra Club Chapter of Illinois has elected its 2024 leadership team .

On Sunday, March 24, John Marshall and Karen Frailey will lead us on a virtual journey through the magnificent Shawnee National Forest in southern Illinois.

Coyotes are rarely shown in a favorable light. Now a new book, Coyotes Among Us, offers a new perspective based on research conducted by Dr. Stanley D. Gehrt and his team right here in the Chicago area.

Coalition members met recently with legislators in Washington, D.C., urging them to work with federal agencies to address emergency response and evacuation planning around rail-related hazmat incidents near schools and to collaborate with labor...