Stories by Patty Wetli

The Illinois Department of Natural Resources issued the recommendation Thursday. Their advice is to halt use of bird baths and bird feeders through the end of May.

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

"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.

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. 

Monty the piping plover has once again seemingly defied physics and returned to Chicago a mere day after reportedly leaving his wintering grounds in Texas.

Piping plovers are winging their way north and one has already been spotted at Rainbow Beach. Word is that Monty could be en route to Chicago.

The DuPage Forest Preserve District board, which operates and funds the center, approved a plan for a new clinic that meets 21st century needs and standards and promises to be the district's first net-zero building. 

In the Chicago region, there are scores of ways for people to take part in the global movement not just April 22 but throughout Earth Week and beyond.

Decorated eggs are a centuries-old Easter tradition, but nature’s been at it eons longer — no dyes required. Take a look inside the Field Museum’s egg collection. 

The University of Illinois Extension in Cook County is teaming up with the Garfield Park Conservatory Alliance and Plant Chicago on a pair of compost collection events in Chicago on Saturday.

Environmentalists have been taken aback by a campaign ad in which Gov. J.B. Pritzker touts the expansion of Rockford Airport, which will demolish an 8,000-year-old remnant prairie.

The teams behind each Chicago casino proposal were asked how they plan to incorporate bird-friendly elements into their architecture. Some tipped their hand, others kept their cards close to their vest. 

For the hundreds of thousands of Chicago Public Schools students kicking off their spring break Friday, it’ll look more like a snow day.

Chicago’s restaurant scene received a welcome dose of good news Tuesday with the announcement of the 2022 Michelin star recipients: Four newcomers joined the list and Alinea held onto its three stars.  

Artist Ben Miller cast a portrait of the Chicago River using just fishing gear. Here’s the big reveal.

According to the latest report on climate change, we’re still not doing enough to curb greenhouse gas emissions. There’s a way forward, but action can’t wait, scientists say.

Artist Ben Miller uses a unique technique called fly cast painting. He’ll be demonstrating it Sunday on the Riverwalk as he creates a portrait of the Chicago River.

The city’s commitment of $6 million to the Englewood Nature Trail is part of a total of $15 million announced by the mayor to jump-start a number of “green infrastructure” projects throughout Chicago.

The city’s street sweeping program kicks off April 1, which also means the return of “no parking” restrictions.

The Sun put on a spectacular show Wednesday, emitting a “significant solar flare,” according to NASA. Now scientists are bracing to see what the resulting space weather will have in store for Earth.

Applications are now open for voters to request mail-in ballots for the upcoming June 28 primary. 

Brookfield Zoo is celebrating the arrival of an adorable baby porcupine. We had to know: How do mama porcupines give birth safely? 

If a casino is coming to the riverfront, publicly accessible open green space should be a priority, as well as considerations for wildlife habitat, environmental advocates say. And the buildings themselves should be held to the highest standards of sustainability and climate resiliency.

Earth Hour started as a simple “lights out” message to draw attention to climate change but has become a global call for environmental action.

A new study led by the Field Museum shows that a number of bird species are laying their eggs nearly a month earlier than 100 years ago, likely due to climate change.

In a repeat of last week’s giveaway, thousands of motorists lined up at gas stations across Chicago on Thursday morning for free fill-ups courtesy of businessman and sometime political candidate Willie Wilson. This time, the city was prepared.