Humans are making Earth a broken and increasingly unlivable planet through climate change, biodiversity loss and pollution. So the world must make dramatic changes to society, economics and daily life, a new United Nations report says.

Across the United States and Canada, pollen season is starting 20 days earlier and pollen loads are 21% higher since 1990 and a huge chunk of that is because of global warming, a new study found in Monday’s journal the Proceedings of the National Academies of Sciences.

In the most ambitious U.S. effort to stave off the worst of climate change, President Joe Biden signed executive orders Wednesday to transform the nation’s heavily fossil-fuel powered economy into a clean-burning one, pausing oil and gas leasing on federal land and targeting subsidies for those industries.

The Bulletin of the Atomic Scientists on Wednesday revealed its annual indicator of the world’s vulnerability to catastrophe, stating the COVID-19 pandemic showed how ill-prepared the global community is to handle a substantial threat.

President Joe Biden is moving swiftly to dismantle Donald Trump’s legacy on his first day in office, signing a series of executive actions that reverse course on immigration, climate change, racial equity and the handling of the coronavirus pandemic. 

The problem, sometimes called the insect apocalypse, is like a jigsaw puzzle. And scientists say they still don’t have all the pieces, so they have trouble grasping its enormity and complexity and getting the world to notice and do something. 

From the pandemic to protests to the power of nature, 2020 has been a year for the history books. We take a look back at the year that was — warts and all.

Lake County Forest Preserves is launching an ambitious conservation research project to determine whether it’s possible to preserve natural areas by proactively preparing for climate change. 

More than 25,000 migrating sandhill cranes are making a pit stop at Indiana’s Jasper-Pulaski Fish and Wildlife Area. The bird’s numbers have rebounded thanks to wetland conservation efforts, but now climate change threatens to undo that progress. 

Throughout the pandemic, nature has proved its worth as an outlet and resource, benefiting people’s physical, emotional and mental well-being. Now the question is, will people return the favor?

President-elect Joe Biden has pledged to make combating climate change a central pillar of his administration. And he campaigned on rejoining the Paris Climate Agreement.

Earth sweltered to a record hot September last month, with U.S. climate officials saying there’s nearly a two-to-one chance that 2020 will end up as the globe’s hottest year on record.

As Chicago gets ready for cooler weather, many parts of the country are being hit by wildfires, hurricanes and the aftermath of last month’s destructive derecho. We learn more with atmospheric scientist Scott Collis.

Ines Sommer’s documentary “Seasons of Change on Henry’s Farm” shows that climate change is knocking on the door. But that’s not what the movie was supposed to be about. 

The mercury soared to 94 degrees on June 2, topping the previous record of 92 degrees set for the date back in 1944.

No pandemic silver lining here, but the good news is that healthier ozone levels mean an uncommonly strong and stubborn polar vortex is finally loosening its grip.