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Daniel Schrag (Credit: Stu Rosner / Harvard Magazine)

“While climate change may not yet have had its huge impact on biodiversity, just wait,” says Harvard professor Daniel Schrag. “What’s coming is really extraordinary.”

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More than 11,000 people worldwide studied digital images of the liverwort plant as part of a Field Museum-led study that linked research professionals with citizen scientists. (Courtesy Field Museum)

From kindergartners to college professors, citizen scientists helped Field Museum researchers examine more than 100,000 plant samples that could hold clues to key scientific questions. 

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(Jeremy Atherton / Wikimedia Commons)

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.

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(Jeremy Atherton / Wikimedia Commons)

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.

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(Aurimas / Flickr)

A new city report on energy use by buildings shows progress toward reducing carbon emissions that contribute to global warming.

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Cape Town, South Africa, could soon be the first major city to run out of water. What lessons can Chicago share – and learn?

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For first time since the height of the Cold War, the hands of the Doomsday Clock, a symbolic indicator of how close we are to a global catastrophe, have been moved to 11:58 p.m. This is the closest the clock has been to midnight since 1953.

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(Alvaro del Campo / The Field Museum)

A team led by Field Museum conservation ecologist Corine Vriesendorp has worked for 15 years to protect one of the most biodiverse places on Earth. This week, it was designated as a national park.

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Gov. Bruce Rauner has thus far ignored calls to commit Illinois to meeting goals set in the Paris climate agreement, which aims to slow global warming through reductions in greenhouse gas emissions.

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(Google Maps)

Chicago is looking to transform two vacant lots into affordable housing, a proposal that’s part of an international sustainability contest the city hopes will help boost interest among potential developers.

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Former President Barack Obama speaks Tuesday during a climate change summit in Chicago. (Chicago Tonight)

A good chunk of the U.S. will stay in the Paris climate agreement, despite President Donald Trump’s decision to withdraw from the accord. That was the message Tuesday from former President Barack Obama and several mayors from the U.S. and around the world. 

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(Courtesy Little Village Environmental Justice Organization)

Organizers from several Chicago environmental groups are demanding more action from the city to combat air pollution in industrialized neighborhoods as Mayor Rahm Emanuel prepares to host a high-profile summit on climate change.

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Streaks of snow stretching across the Great Lakes captured by a NASA satellite on Dec. 9, 2006. (NASA)

Lake Michigan is getting warmer, and eventually it will mean winters with less snow in Chicago. But don’t plan yet for winters free of the white stuff.

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(Bonnie Robinson / Illinois Institute of Technology)

Scientists should respond to a “political climate of opposition to facts” by speaking out about their work, said John P. Holdren during a recent lecture on climate change at the Illinois Institute of Technology.

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(Daniel Dionne / Flickr)

A new poll on climate and energy reveals surprising attitudes from Americans. We talk with the leader of the University of Chicago study group.

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Former President Barack Obama with Science and Technology Adviser John P. Holdren (U.S. National Archives)

President Barack Obama’s science and technology adviser will deliver a lecture on climate change this week in Chicago. John P. Holdren was the longest-serving science adviser in the history of the position.