Colorado Parks & Wildlife Research Library

Sixth graders Anika Veerkar, Benicio "Benny" Flores, and Libby Abrams live a short drive from a small lake, but they've never been swimming in it. It's closed off as a "Superfund" site, a mysterious phrase they've never heard elsewhere. When Benny's out-of-town uncle brings him fishing gear as a present, only to find out no one is allowed to fish in the lake, the friends determine their next big question to explore: Why is the lake off-limits? As...