The Chicago River is cleaner today than it has been in generations, but “cleaner” is a relative term. One local advocacy group wants the city to aim for a trash-free river.
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- Stories by Alex Ruppenthal
Stories by Alex Ruppenthal
How local scientists played a key role in the arrest of three well-known elephant poachers in the Republic of Congo.
Air pollution kills more than one million people every year in India. A team of Chicago students are now developing an app they think will give Indians the tools needed to confront the deadly problem.
A new study by researchers at Northwestern University could help tech developers incorporate smell into virtual reality systems, adding a new wrinkle to technology that has, thus far, focused primarily on visuals and audio.
A recent warm-weather spell might make it tempting to dig into your garden. But with another cold spell likely, Chicago Botanic Garden’s Boyce Tankersley says it’s too early to break out the garden shears.
A new investment strategy calls for Chicago to redirect funds toward companies that prioritize environmental responsibility and social causes, but local climate activists say the plan falls short.
Recently introduced legislation would update Illinois’ fracking law to increase protections for land owners and require more information from oil and gas companies applying for fracking permits.
Despite a commitment from the state’s top environmental official, Illinois EPA will not hold public meetings to gather input on the state’s plan for spending $107.8 million in Volkswagen settlement money.
Get a glimpse of life beneath the waves and see the “vibrant beauty of marine life” found in waters across the globe at the Shedd Aquarium this spring.
Chicago could see a significant increase in electric cars by the end of the next decade, but drivers will need the city to install thousands of new charging stations to keep those cars on the road.
A first-of-its-kind study involving nearly 60 stingrays at Shedd Aquarium indicates that the animals do not suffer from their interactions with humans – and might even enjoy it.
Melting snow and more than 2 inches of rain have caused flooding and sewer backups in and around Chicago.
Mayor Rahm Emanuel joined 230-plus mayors Tuesday in formally opposing the Trump administration’s proposed repeal of the Clean Power Plan, which aims to reduce carbon emissions that contribute to climate change.
A forecast of heavy rain, unseasonably warm temperatures and melting snow presents a flooding risk for Chicago. MWRD offers tips to prevent basement backups and reduce strain on local water systems.
Legislation filed this week would give Illinois officials a deadline for deciding how the state will spend $108.7 million from a national settlement with Volkswagen over the German automaker’s emissions scandal.
Date or no date, single or taken, animals at Brookfield Zoo experienced Valentine’s Day with the best kind of gift: food.
Starting Friday, planetarium visitors will have another chance to explore the ever-evolving way humans view the universe.
Ben, a 40-year-old orangutan at Brookfield Zoo, underwent an emergency appendectomy last month after veterinary staff discovered a ruptured appendix.
Two Chicago-area researchers have uncovered what they think is the first piece of physical evidence showing that forgotten memories could still live on inside our brains.
A new city report on energy use by buildings shows progress toward reducing carbon emissions that contribute to global warming.
The number of solar jobs in Illinois – and the U.S. as a whole – decreased last year, but experts are still optimistic about the industry’s future.
Chicago’s tallest building is being recognized for its standing atop another category: energy efficiency.
Nearly 30 years ago, scientists began collecting semen samples from Mexican wolves. On Sunday, Brookfield Zoo artificially inseminated one wolf as part of an effort to boost the genetic health of the endangered species.