Four Black & Veatch experts weigh in on six FAQs about the U.S. EPA’s recent Draft Sewage Sludge Assessment for PFOA and PFOS ...

This is a public service announcement to any farmer who either has fertilized their crops with sewage sludge or is ...

To turn human waste into a usable fuel, Firefly uses a method called hydrothermal liquefaction, which is good for wet waste. By combining high pressure and heat, it converts the sewage into ...