The village of Oak Park and the Park District of Oak Park joined together to celebrate Earth Day on Wednesday at Earth Fest.

Celebrate Earth Day by checking out some of IndyStar's latest environmental coverage.🌎 ...

National Arbor Day is observed April 24, encouraging tree planting and conservation efforts across the U.S. What to know ...

Millions of people around the world will pause, at least for a moment, to mark Earth Day. The annual event is Wednesday.

How can a conversation with a tree or snapping a photo of a piping plover help support Chicago’s natural environment? In the ...

Earth Day 2026 emphasizes the importance of environmental protection, originally established in 1970. While AI technology ...

The headlines today — “Modern agriculture is collapsing under climate change” and “California’s snowpack is disappearing” — ...

Higher year-over-year energy use across the board: 2.8% increase in electricity use by residential customers without rooftop ...

Here's what to know about Earth Day 2026 and how the holiday came to be.

For more than half a century, the United States has been celebrating Earth Day. According to the Environmental Protection Agency, it was in the spring of 1970, Sen. Gaylord Nelson created Earth Day as ...

EVERY year on April 22, Earth Day highlights the importance of protecting our planet to ensure a brighter future for all its ...

Trees are one of the few investments that deliver returns across environmental, economic, social, and public health outcomes, ...