Excessive nighttime lighting does more than waste energy—it disrupts nature’s best pest control system. Bright lights deter owls, which can consume over 1,000 rodents a year, and allow rats and mice to thrive. Smart lighting choices like motion sensors, downward fixtures, and warmer bulbs can restore balance, cut costs, and help owls keep UH rodent-free.

UH residents cleared over 40,000 pounds of vegetation and debris from Buchanan Canyon to reduce fire risks and restore native growth.

UH residents are warned against planting tropical milkweed, which can spread pathogens harmful to monarch butterflies, and encouraged to use native varieties.

Learn why pollinators matter to our ecosystem and how UH residents can take action to protect them locally.

Milkweed giveaways, volunteer events, and a call for donations: here’s how UH is growing a greener neighborhood.

From native plants to river cleanups, learn how local groups are helping the environment—and how you can join in.

UH’s favorite yard sale tradition returns — plus electronics recycling and a chance to protest trash fees.

UH cat owners are turning to “catios” to keep pets safe and protect birds, butterflies, and pollinators.