Ty, an 18-year-old California sea lion, had been living at the aquarium since 2005. Animal caretakers and veterinarians began monitoring him last week after noticing an uncharacteristic decline in his appetite.
Stories by Alex Ruppenthal
A new dry-hopped cream ale is made from the same types of barley and corn found in the museum’s original collections from 1893, the same year more than 27 million visitors flocked to Chicago for the World’s Columbian Exposition.
Living in areas with poor air quality increases one’s likelihood of suffering from depression, bipolar disorder and other mental illnesses, according to a new study by University of Chicago researchers.
The state had been prohibited from settings its own emissions targets for more than 20 years. Lawmakers are now expected to focus on an aspirational clean energy bill with the goal of moving Illinois to 100% clean energy by 2050.
Using satellite images and data on wildlife activity, scientists determined that artificial light levels found in more than a third of the city are altering the circadian rhythm and behaviors of animals throughout the city.
No makeup was necessary for a pair of fuzzy sea otter pups the aquarium showed off to the media this week. “They get cuter every day,” said Tracy Deakins, a senior trainer of otters and penguins.
The new law is expected to help Illinois-based food producers and manufacturers compete for contracts that prioritize locally sourced foods.
The Trump administration’s move to effectively weaken protections under the landmark law could have stark consequences for the 480 plant and animal species classified as endangered or threatened within Illinois.
More than 30 countries have banned cosmetics testing on animals, and while the practice hasn’t been banned in the U.S., Illinois is now the third state to enact “humane cosmetics” legislation. The new law takes effect Jan. 1, 2020.
As urban agriculture programs expand in Chicago and other cities, a new project aims to unearth data on one of the biggest potential obstacles to city-based farming efforts: soil contamination.
The move comes in the wake of near-record levels of flooding this spring that forced farmers to delay planting crops.
What lies below the surface of the Chicago River today is not what it was a century ago, but pollution is still a problem. A Chicago nonprofit aims to offer real-time water quality data to the public later this year.
It’s been a rough few decades for the rusty patched bumblebee. Once widespread in Illinois and throughout much of the U.S., the species has lost nearly 90% of its population over the past 20 years.
As they set out to learn more about kids’ affinity for nature, a group of psychologists had a strong idea about what they would find. As it turned out, their assumptions were wrong. “We were incredibly surprised,” said the lead author of the study.
A lawsuit filed Friday aims to stop a plan by the National Highway Traffic Safety Administration that would lower fines for automakers that fail to meet fuel-economy standards.
A new law in Illinois prohibits discharge of coal ash into the environment and establishes a regulatory framework to ensure that polluting companies finance the cleanup of coal ash waste, according to the Illinois Environmental Council.
A new study offers a framework cities can use to begin measuring the mental health benefits of nature, while helping municipal planners and policymakers integrate nature into their projects.
Gov. J.B. Pritzker and four of his counterparts in the region are urging candidates in the 2020 presidential election to back a new plan aimed at protecting the Great Lakes.
Tens of billions of gallons of untreated sewage and stormwater runoff end up in the Great Lakes each year, polluting the water and prompting beach closings and swimming advisories. How new legislation aims to help.
The massive art project that got the attention of students across the globe is part of an educational initiative aimed at preserving oceans and the people who live closest to them.
Save a horse, ride a bike. That’s the message some Chicago animal welfare advocates are looking to send by sponsoring one of the pedicabs that shuttles riders along Michigan Avenue.
A new report raises some red flags about the potential health risks associated with swimming at local beaches.
As a heat wave moved across the Chicago area last week, polar and grizzly bears stayed cool at the zoo with fruit-filled blocks of ice weighing 300 pounds.
The festival had been scheduled for Aug. 23-24 at Montrose Beach, where a pair of endangered piping plovers established a nest this spring.
The 151-year-old zoo will continue to offer free admission for the next 30-plus years after agreeing to an extended contract with the city.