Host Sarah Edwards decides to "Pedal the Preserves," which is a 67-mile bike ride along the Kickapoo Rail Trail, making stops at the Homer Lake Forest Preserve and Middle Fork River Forest Preserve.

Most people understand that various products of human activity have the potential to harm wildlife when they’re released into the world, and we routinely call these products “pollutants.” Fewer people are accustomed to thinking of carelessly spread artificial light that way, but a growing body of evidence makes it clear we should.

How do you count frogs and toads? Tag along with Rob as he joins a local science teacher to hear what's happening at the Middle Fork River Forest Preserve one night in early July.

At the Middle Fork River Forest Preserve, Rob Kanter saw a pair of birds he had never before seen - whooping cranes