A variety of birds have been migrating through central Illinois since February. During the late winter and early spring something like 240 species of birds belonging to 39 families pass this way. But for most birders, the highlight of spring is songbird migration, and that becomes most intense over the next few of weeks.
Most people who can tell the difference between tree species in the summer have difficulty in winter because they’re naked — the trees, that is, not the people. The goal of the winter tree identification hike at Allerton Park goal was to teach participants other cues to tell them apart.
Recreational activities like fishing and wildlife spotting on rivers like the The Salt Fork River—and rivers like it across the country— can serve as a reminder that these rivers were once treated by industry as sewers and rendered unfit for use by wildlife or people. But during the course of just a few decades, they’ve come back, thanks in large part to the federal Clean Water Act that forced polluters to take responsibility for their waste.
Twenty-one U of I undergraduates in the Earth, Society and Environmental Sustainability program studied the complexity of sustainability - from how CO2 in the atmosphere affects coral organisms to the effects of different methods of coffee growth and cultivation
The “skunk cabbage,” is a plant that lives up to its name, giving off a distinct, skunk-like odor. But this distinct early spring flower also distinguishes itself from all other plants native to Illinois by the fact that it generates heat--enough so that its flower can remain 36 degrees F warmer than the surrounding air for a period of about two weeks.