3 Results for

ostara

Narrow your search

Content Type
Topic
Article

Wastewater-to-fertilizer plant captures nutrients

Venture-backed Ostara Nutrient Recovery Technologies to open a facility that converts wastewater from sewage treatment plants into fertilizer while reducing nutrient run-off.

By May 23, 2010

Article

Micromidas to test sludge-to-plastic tech

Another way to use waste: a California start-up plans to test a mobile wastewater biorefinery that turns sewage sludge into a biodegradable plastic.

By May 27, 2010

Article

Green news harvest: Clean tech eyes Wall Street

Obama and McCain talk energy at Clinton Global Initiative, Vinod Khosla addresses Wall Street turmoil, clean-tech types needs to embrace policy wonks, and more.

By September 26, 2008