Environment

The Great Lakes Are Alive With Toxic Ooze

Predictions of a “severe” algae outbreak in 2015 look to be on track.
NASA/USGS

From the sky, you’d be forgiven for thinking parts of the Great Lakes are growing grass. The algae blooms this year are so thick they look like well-fed lawns, albeit ones that could suck you down into the ooze and maybe poison your dog with algal toxins, to boot.

Last month, scientists predicted a “severe” outbreak of algae in Lake Erie, writing: