An entry fee proposed by the National Park Service would provide funding for additional visitor amenities at the park and address a maintenance backlog, officials said. Here’s how you can weigh in on the plan.

The patriarch of Chicago’s piping plover family was seen taking off from Montrose Beach on Saturday morning and was spotted at his winter home near Galveston, Texas, a mere 53 hours later.

A group of students on the West Side are determined to make a big change by confronting environmental issues and working to bring solar energy to their community. We learn more about their vision for Garfield Park.

The Route 66 Monarch Flyway in Illinois aims to breath new life into small towns while providing critical habitat for the imperiled butterfly.

The last seven Julys, from 2015 to 2021, have been the hottest seven Julys on record, said NOAA climatologist Ahira Sanchez-Lugo. Last month was 1.67 degrees warmer than the 20th century average for the month.

Nearly 200,000 people downloaded an app, Cicada Safari, created by researchers to track observations of Brood X. Scientists will be reaping the rewards of that communal effort for years to come.

If crack-of-dawn birding isn’t your thing, maybe give under-the-cover-of-darkness moth-watching a try this weekend at Indian Ridge Marsh. 

The city has been testing alternatives to open-trench digging and tree removal during pipe replacement and repair projects. Failure of one new technique spelled the end of the line for a slew of trees in Chicago’s Andersonville neighborhood.

From starting a fire to pitching a tent, some Chicago teens are learning what it takes to camp in the great outdoors. We visit the Lincoln Park neighborhood to learn more about the program.

Half a dozen or more tornadoes touched down in the Chicago suburbs Monday, with more severe storms possible in the next few days. Those come as hot and humid conditions have prompted extreme heat warnings — and on the heels of a stark new report on climate change.

The annual Perseid meteor shower will hit its peak in the coming days, and may even put on its best display in years thanks to diminished competition from a waxing crescent moon. Here’s what you need to know.

A highly anticipated report from the Intergovernmental Panel on Climate Change states in the plainest terms yet that the window of opportunity to avert disaster is narrow, and closing.

Reports of sick and dying birds have tapered off since first coming to light in late spring. Illinois was not affected and wildlife officials reiterated that it's OK to have bird feeders and baths in outdoor spaces — just be sure to keep them clean. 

Three years in the making, the Douglass 18, a bird-themed mini-golf course, opens Saturday in Douglass Park. Neighborhood teens researched and designed the holes, drawing inspiration from Chicago’s bird population.

For many of us, social media is a convenient way to keep in touch with family, friends and colleagues. But sharing false information on platforms like Facebook during a global pandemic can have life or death consequences.

As the world staggers through another summer of extreme weather, experts are noticing something different: 2021’s onslaught is hitting harder and in places that have been spared global warming’s wrath in the past.