Researchers in Scotland hoping to find the famous Loch Ness monster instead stumbled across hundreds of thousands of golf balls at the lake's bottom. Apparently tourists and locals alike enjoy using the lake as a driving range, but Planet Green doesn't think it's a laughing matter. It notes a recent Danish report warning that golf balls take up to 1,000 years to decompose, releasing toxins all the while. Look out, Nessie.
(Read more Loch Ness stories.)