Join us to hear Adam Kreuzer and Barb McKittrick explain the concept of light pollution, discuss the impact of light pollution on humans and wildlife and explore with us how we can restore celestial darkness in our own communities with dark sky friendly lighting practices.

For more than 4 billion years, our nights were dark. In a little more than a century we have changed this dramatically. What are the ramifications of our transformation of the night? What can we do about it? Learn from Ken Walczak in this webinar.

Discover the value of dark skies on this guided hike at The Morton Arboretum. Protecting the night sky from light pollution is critical for wildlife and people alike.

Join us for an evening of education, community and fancy telescope views of our night sky.

This webinar explores how businesses can cut energy costs, reduce light pollution, and build an eco-friendly future. Ken Walczak of DarkSky International is one of the presenters.

Artificial light at night has revolutionized the way we live and work outdoors, but it has come at a price. Light pollution is increasing worldwide at twice the rate of the global population growth, with eight out of ten people living under a light-polluted night sky.

Join Go Green Illinois on Tuesday, January 9 from 1-3 pm to learn how your organization can help green multi-family residential buildings in your community. This is a Zoom meeting and registration is required.

Meet local environmentally-conscious organizations and small businesses. Visit DarkSky Chicago’s booth hosted by Adam Kreuzer, a Glen Ellyn resident and Dark Sky delegate.

Discover the value of dark skies on this guided hike at The Morton Arboretum. Protecting the night sky from light pollution is critical for wildlife and people alike.

Come celebrate Earth Day 2023 at Peck Farm Park in Geneva, IL. This event is FREE and all ages are welcome! Adam Kreuzer of IDA Chicago will be presenting.

A fundraiser to plant trees in the City of Geneva, IL. A Joint Venture of the Natural Resources Committee of Geneva, Geneva Park District Foundation, and the Geneva Library Foundation.

At every moment, half the Earth is in the dark. 70% of mammals are nocturnal, humans are not one of them - we all need the dark for our well-being. Come join the conversation about how light pollution affects ecology, the environment, and ourselves.

Adam Kreuzer will be hosting a booth for the International Dark-Sky Association at Glen Ellyn’s OAKtoberfest. Join us for a fun fall activity event!

Discover how artificial light at night impacts climate change, wildlife, our personal health, and our ability to see the stars and planets.

Hosted by The Morton Arboretum, Lisle, IL. Dark Sky Association delegate Adam Kreuzer will share what makes dark skies so important and what we can do to help. Then head out onto the trails in small groups for a guided hike with a naturalist.

What is so special about a deep, dark night sky? Together, International Dark-sky Association delegate Adam Kreuzer and Kane County Forest Preserve Environmental Education Manager Barb McKittrick will explain what makes dark skies so important to wildlife and people.

Come join IDA Chicago, the Naperville Astronomical Association and the Cook County Forest Preserves for a nighttime event at the world's largest Urban Night Sky Place.

College of DuPage Natural Areas program is hosting Adam Kreuzer from the International Dark-Sky Association to give a presentation on saving our night sky from light pollution.

Adam Kreuzer of IDA Chicago will have a Dark Sky booth and will be presenting on Conserving Dark Skies at 3:30 pm. The Earth Day Fair is presented by the Naperville Park District with booths, exhibits and presentations until 4 pm. Doors open at 11am.

Join us for a special day at Peck Farm Park, Geneva, IL as we celebrate Earth Day on Saturday, April 23 from 11:00am-2:00pm!

It's both International Dark Sky Week AND Earth Day, and we've got stellar activities for all ages!

Every year on April 22, Earth Day marks the anniversary of the birth of the modern environmental movement in 1970. Learn more about the movement and ways you can participate.

Learn what you can do at home to reduce outdoor light pollution. Adam will guide us to what fixtures, bulbs and other measures we should consider to save and protect our beautiful night sky.

Learn about how artificial outdoor light pollution, its consequences and how to save our night sky in this FREE webinar present by Adam Kreuzer.

Adam Kreuzer, delegate with the International Dark Skies Association, discusses the negative effects of outdoor light pollution and offers alternatives that are safer, more attractive and less wasteful.