Celia Llopis-Jepsen

3 weeks ago | kcur.org | Celia Llopis-Jepsen

Just a few minutes’ drive outside the city limits of Kirksville, Missouri, residents get a treat that 80% of Americans no longer enjoy at home: a view of the Milky Way. It’s one of the attractions of Thousand Hills State Park, which last year became the twelfth Urban Night Sky Place in the world. And it makes an impact on students like Daphne Broski-Laing, who had never seen so many stars before moving to the area for college.

3 weeks ago | kcur.org | Celia Llopis-Jepsen

We have inadvertently filled our world with poorly designed outdoor lighting. The price? We’re losing our starry skies, hurting our health, killing pollinators, wasting billions of dollars and releasing millions of tons of avoidable carbon dioxide. Now people in a Missouri college town and a state park are proving that picking the right bulbs and fixtures can curb light pollution and its harms.

1 month ago | wbur.org | Celia Llopis-Jepsen

Buildings and light pollution pose deadly threat to migrating birds. Here's how you can helpMay 23, 2025Celia Llopis-Jepsen, Kansas News ServiceSpring migration can be a deadly journey for billions of birds as they travel north. Several cities in the Midwest create an especially deadly path for birds where light pollution and buildings confuse them. Some people are now hoping to replicate a model in Chicago, where bird building collisions drastically declined thanks to a simple solution.

1 month ago | wisfarmer.com | Celia Llopis-Jepsen

Celia Llopis-JepsenHarvest MediaThe U.S. Department of Energy had a vision: Slash in half the amount of a potent greenhouse gas that enters the atmosphere when growing corn and sorghum for biofuel. That gas ‒ nitrous oxide ‒ mostly comes from spraying chemical fertilizer onto fields. So in practice, achieving the agency’s goal meant figuring out how to grow those crops with dramatically less nitrogen fertilizer, but without cutting into harvests.

1 month ago | wpr.org | Celia Llopis-Jepsen

The U.S. Department of Energy had a vision: Slash in half the amount of a potent greenhouse gas that enters the atmosphere when growing corn and sorghum for biofuel. That gas - nitrous oxide - mostly comes from spraying chemical fertilizer onto fields. So in practice, achieving the agency's goal meant figuring out how to grow those crops with dramatically less nitrogen fertilizer, but without cutting into harvests.