Company Uses Wastewater and Algae for Biofuel, Fertilizer
Clearas Water Recovery, a US based company has developed a process to use algae to remove nitrogen and phosphorous from public wastewater treatment plants, keeping waterways from being inundated with the compounds that starve fish and plant life of oxygen. In turn, the algae can be sold to other companies for fertilizer, biofuels and other uses. […]