In this episode of Environmental What If, we’re diving into the world of blue-green algae. Summer heat means more algae blooms in Denver’s lakes, and while these organisms are natural, some can produce toxins that pose health risks to people and pets. Learn how to spot a bloom, what to do if you or your pet comes into contact with contaminated water, and how small changes at home—like smarter lawn care—can help keep our waterways safer all season long.