Robyn Detterline’s March Chicago Collision Bird Migration Madness tournament may be a product of her own imagination, but the stakes are very real for birds when it comes to navigating their way safely through Chicago.

Climate scientists at the University of Michigan looked at 15 different plant pollens in the United States and used computer simulations to calculate how much worse allergy season will likely get by the year 2100. It’s enough to make allergy sufferers even more red-eyed.

In recent years, educators have made extra efforts to encourage children to explore science, technology, engineering and mathematics fields. Especially girls. To help with this, the local nonprofit Girls 4 Science is offering a free program called Saturday STEM Academy for girls ages 10 to 18.

States that contribute to ground-level ozone, or smog, are required to submit plans ensuring that coal-fired power plants and other industrial sites don’t add significantly to air pollution in other states. 

Congress recently held a hearing on whether the U.S. should continue shifting back and forth between daylight saving and standard time. Guess what? We’re still springing forward Sunday.

Dyeing the Chicago River green on St. Patrick’s Day has been a tradition since the 1960s. But in 2020 and 2021, rogues extended the practice to a section of the North Branch, a bridge too far for environmentalists.

The weekend will kick off with subzero wind chills Friday night into Saturday morning, before milder temperatures move in Sunday, forecasters said.

Skunk cabbage is one of the first native plants to emerge from the frozen winter ground in the Chicago area. Its powerful aroma isn’t the only quirky thing about this plant.

The overall number of trees in the region has increased, according to a 2020 tree census conducted by Morton Arboretum.  But not all trees are seen as equals. Some are invasive and prevent native trees and plants from flourishing. 

DuSable Park has been a park in name only since Mayor Harold Washington dedicated the site, at the confluence of the Chicago River and Lake Michigan, in 1987. Wednesday, a design team was selected to bring the vision to life.

The Chicago Bears are teaming up with the Lake County Forest Preserves to remove invasive buckthorn from the property surrounding Halas Hall in Lake Forest.

Back in the 1980s, the number of fish species found in the Chicago River could be counted on a single hand. Today, that number is up to 60 species, an increase in diversity that can be directly attributed to a decrease in wastewater pollutants, according to a new study from the Shedd Aquarium.

A powerful line of thunderstorms ripped through the Chicago region Saturday night, with wind gusts topping 80 miles per hour. The wild weather continues Sunday with winter mounting a comeback.

Cook County’s forest preserves are much loved for their picnic groves and trails. Not as well known: The forest preserve district’s role as a research hub and early warning system of sorts against zoonotic diseases.

Get ready to experience spring, a brief dalliance with summer, and then a return to winter – all in the coming weekend.

As problematic as invasive plants, pests and pathogens already are, climate change will only magnify the havoc they wreak on habitat, wildlife and even humans.