The Chicago Excellence in Gardening Awards honor the city's green thumbs, wherever they garden, whether backyards, parkways, patio containers or urban farms. (Chicago Excellence in Gardening Awards)

Submissions are being accepted through July 1 for the 2022 awards, which will be judged in-person again after going virtual in 2020 and 2021. The contest is open to all Chicago residents; entry is free.

“All you need are your eyes, a comfortable chair and a blanket to enjoy,” Chicago astronomer Joe Guzman said. “Those who have telescopes set them up and share this experience with your family as we observe one celestial object get in the way of another!” (WTTW News)

A celestial show is coming to Chicago next weekend - on the evening of Sunday, May 15, a lunar eclipse will grace the night skies. Chicago astronomer Joe Guzman says it's a great reason to spend an evening moongazing.

Lumpsuckers at the Shedd Aquarium. (Shedd Aquarium)

The Shedd Aquarium recently welcomed a group of lumpsuckers, a fish that’s weird in so many ways, it’s hard to know where to start.

Chuoy the buoy, reporting for data-monitoring duty in Lake Michigan off the Chicago shoreline. (Illinois-Indiana Sea Grant)

Anchored a mile off Navy Pier, Chuoy the Buoy fills a Chicago-sized gap in shoreline monitoring. Swimmers, boaters, anglers, researchers and meteorologists alike will benefit from data collected close to the city’s lakefront.   

A midge swarm on Lake Erie. (National Oceanic and Atmospheric Administration)

Swarms of gnat-sized midges, which look like mini-mosquitoes, minus the bite, have been reported along the Chicago lakefront. But in this case, “swarm” is relative. 

(Nikolas Noonan / Unsplash)

April was the rollercoaster ride, weather-wise, Chicagoans have come to expect from spring's most capricious month.

Bison at Midewin National Tallgrass Prairie, one of three natural areas in the region where bison have been reintroduced. (USDA Forest Service)

The recent births highlight the success of restoration and conservation efforts in Illinois.

Prairie trillium was the top observation by Chicagoans in the 2021 City Nature Challenge. (Jessica Bolser / US Fish and Wildlife Service Midwest Region)

The four-day global challenge runs Friday through Monday and encourages people to record their observations of local plants and wildlife in what’s known as a “bioblitz.” Chicago just missed out on a Top 20 finish in 2021.

Floating habitat being positioned on the Chicago River. (Shedd Aquarium / Brenna Hernandez)

A trio of measures introduced at Wednesday’s Chicago City Council meeting would allocate a total of $2.5 million toward habitat and open space improvement projects.

A dead green sea turtle washes up on the beach in the Khor Kalba Conservation Reserve, in the city of Kalba, on the east coast of the United Arab Emirates, Tuesday, Feb. 1, 2022. (AP Photo / Kamran Jebreili, File)

More than 1 in 5 species of reptiles worldwide are threatened with extinction, according to a comprehensive new assessment of thousands of species published Wednesday in the journal Nature. Work on the reptile study – which involved nearly 1,000 scientists and 52 co-authors – started in 2005.

The Olmsted-designed Jackson Park in Chicago. (Patty Wetli / WTTW News)

In honor of Frederick Law Olmsted Sr.’s bicentennial, The Cultural Landscape Foundation has released “What’s Out There Olmsted,” a digital guide to hundreds of landscapes designed by Olmsted and his successor firms — a legacy that stretches from coast to coast.

Cherry trees blossoming in Jackson Park. (Chicago Park District)

The cherry tree blossoms in Jackson Park are quickly becoming a beloved springtime tradition in Chicago and they’re about to hit their peak.

Federal Building in Chicago, designed by Ludwig Mies van der Rohe. (WTTW News)

"Energy Revolution," a new exhibit at the Chicago Architecture Center, looks at climate change through the lens of architecture, with an emphasis on energy consumption. When it comes to energy efficient insulation, less is not more.

(WTTW News)
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Chicago’s environmental justice advocates are working to address the systematic structures that created these inequities. They say a greener future is possible as long as the city and industry are willing to do the work.   

In this June 10, 2021 photo, a flume of emissions flow from a stack at the Cheswick Generating Station, a coal-fired power plant, in Springdale, Pa.  (AP Photo / Keith Srakocic, File)
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Pennsylvania on Saturday becomes the first major fossil fuel-producing state in the U.S. to adopt a carbon pricing policy to address climate change. It joins 11 states where coal, oil and natural gas power plants must buy credits for every ton of carbon dioxide they emit.

Piping plovers. (Joel Trick / U.S. Fish and Wildlife Service Midwest)

The enthusiasm for the beloved duo is heartwarming but it’s also overwhelming and potentially dangerous for the birds, according to plover monitors. People should keep a distance of at least 30 feet from the plovers.