I discovered how to earn up to $180,000 per year by pooping – New York Post

Why it’s time to talk about poo – BBC

Everybody poops, but not everybody’s poop gets spontaneously combusted under water – Fast Company

Turning manure into gold: The excrement economy – USA Today

Sewage sludge could contain millions of dollars worth of gold – Science

How Poop Can Be Worth $9.5 Billion

Stinking Rich? Human Waste Contains Gold, Research Finds – Time

Your poop could be a literal goldmine of precious metals – Washington Post