Fatbergs

Vince Minney works in the sewers in London on December 11th, 2014, fighting against the fatbergs clogging the system.
Environment

Icebergs of Fat, Oil, and Grease Are Growing in the Sewers Beneath Our Feet. Here's Why.

Thanks to wasteful sanitation habits, so-called "fatbergs" have increased in recent years—costing taxpayers in cities around the world a small fortune.