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Naomi Klein appears on “Chicago Tonight” on Oct. 2, 2019.

Over the past year, a term new to many Americans has entered the political lexicon: the Green New Deal. One early advocate was author Naomi Klein, who joins us to discuss her new book, “On Fire: The (Burning) Case for a Green New Deal.”

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Dr. May Berenbaum, professor of entomology and head of the Department of Entomology at the University of Illinois (Courtesy University of Illinois)

The polar bear has become the poster child for climate change, but increasing temperatures impact many forms of life – including insects. Dr. May Berenbaum weighs in on what that means for the rest of life on Earth. 

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Mars visualization with satellite imagery overlay. (Kevin Gill / Flickr)

The SpaceX founder aims to create a fleet of reusable rockets that will make space travel dramatically cheaper and more accessible. But can he turn what has long been science fiction into science fact?

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New sensory features allow Field Museum visitors to smell the rotting-flesh stench of Sue the T. Rex’s breath. (Martin Baumgaertner / Field Museum)

New “sensory stations” allow visitors to get a more intimate experience of the museum’s iconic dinosaur – including the stench of Sue’s post-meal breath.

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Sahar, Lincoln Park Zoo's 9-year-old male lion, died Sept. 27 while living temporarily at a zoo in Kansas. (Courtesy Lincoln Park Zoo)

Sahar, a 9-year-old African lion, died last week while living temporarily at Rolling Hills Zoo in Kansas as Lincoln Park Zoo renovates its lion house. 

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A piping plover on Waukegan Beach in 2018. (Ethan Ellis / Flickr)

Experts say proposed changes to the Endangered Species Act could harm a number of troubled species found in Illinois, including the piping plover shorebird, rusty patched bumblebee and other animals and plants. 

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A New Guinea crocodile. (Midori / Wikimedia Commons)

By examining 51 crocodile skulls, Field Museum scientist Caleb McMahan was able to identify a previously unclassified species native to New Guinea. 

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Flooding in Chicago’s Albany Park neighborhood on April 18, 2013. (Center for Neighborhood Technology / Flickr)

Illinois experienced more than 1,500 flood events from 2000 to 2018 – an average of 1.5 floods per week – resulting in $3 billion in property damages, according to a new report from the American Geophysical Union.

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(geralt / Pixabay)

How does scientific discovery happen? And what goes right when the process works? Those are some of the questions behind a newly launched center at Northwestern University’s Kellogg School of Management. 

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Sabiena, one of Brookfield Zoo’s two newly adopted California sea lions, is examined by members of the zoo’s medical team on Tuesday, Sept. 24, 2019. (Jay Shefsky / WTTW News)

The population at Brookfield Zoo is growing. Last week, the zoo adopted two California Sea Lions – both with health issues. We meet Carolyn and Sabiena as they get physical exams at the zoo.

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(Capri23auto / Pixabay)

A new ordinance has been introduced in City Council to severely reduce farm animal adoption in Chicago. We discuss the proposal with Ald. Raymond Lopez and Laura Calvert of Advocates for Urban Agriculture.

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This April 14, 2019 file photo shows a western meadowlark in the Rocky Mountain Arsenal National Wildlife Refuge in Commerce City, Colorado. (AP Photo / David Zalubowski, File)

North America’s skies are lonelier and quieter as nearly 3 billion fewer wild birds soar in the air than in 1970, a comprehensive study shows.

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Illinois National Guard soldiers move sandbags through flood waters at East Cape Girardeau, Illinois, on June 12, 2019, as they construct a sandbag levee to control flooding in the community. (Barbara Wilson / Illinois National Guard)

Steady rain throughout much of the spring led to the state’s worst flooding in more than 25 years, according to the Illinois Emergency Management Agency. More than two dozen counties can now apply for federal funding to help with recovery efforts.

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Seen through the bars of a temporary security barrier, people walk along 1st Avenue in New York in front of United Nations Headquarters as the United Nations General Assembly gets underway Saturday, Sept. 21, 2019 and into the coming week. (AP Photo / Craig Ruttle)

The planet is getting hotter, and tackling that climate peril will grab the spotlight as world leaders gather for their annual meeting at the United Nations this week.

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Protesters take part in a youth-led climate strike Friday, Sept. 20, 2019 in downtown Chicago. (WTTW News)

Protesters marched from Grant Park to Federal Plaza on Friday to demand action on climate change. The youth-led event was one of several in Chicago, and one of many dozens throughout the world. 

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(Credit: Jeff Schmaltz, MODIS Rapid Response Team, NASA/GSFC)

The bill, which still needs approval in the full House and the Senate, would expand a 10-year effort to clean up toxic pollution, restore fish and wildlife habitat, manage invasive species and reduce runoff pollution in the Great Lakes.