Catherine Price 
The Basics
- Name: Catherine Price
More About Me
Catherine Price is a contributing editor at Popular Science whose work has appeared in the New York Times, The Best American Science Writing and Slate, among many other publications. The research for this article was funded through a Middlebury Fellowship in Environmental Reporting.
Catherine Price’s Posts
Flushed Away
For some eco-pioneers, solving the sludge problem means getting their hands dirty 7
Posted 6 months, 2 weeks agoPart 3 in Grist's special series on poop: It's called "humanure," and a small group of green revolutionaries want you to learn all about it by joining the composting toilet revolution.
Gold in them piles
Businesses struggle to profit from sewage sludge 7
Posted 6 months, 3 weeks agoPart 2 of Grist's series on poop: What if we could use sludge -- the dark brown, complex material that's left over after wastewater is treated -- as energy? Some enterprising businesses are figuring out ways to do just that.
Poop + Marketing = Biosolids
Sludge, farmer's friend or toxic slime? 18
Posted 6 months, 3 weeks agoEat, crap, fertilize, and eat again. For thousands of years, this arrangement worked just fine. So what's so controversial about applying our poop to the farms of America?
The Sludge Report
Regulating biosolids 0
Posted 6 months, 3 weeks agoThe federal regulations governing what you can do with sludge are so complicated that the EPA had to issue a "plain English" description. Here's what you need to know.