fertilizers

Algae from wastewater solves two problems: biofuel and cleanup

In one of the first studies to examine the potential for using municipal wastewater as a feedstock for algae-based biofuels,…

7 years ago

The simple river-cleaning tactics that big farms ignore

Ione Cleverley wasn’t eager to break up with her tenant, who had been farming 88 acres of her central Iowa…

7 years ago

Iowa’s water quality problems: What you need to know

In early 2018 the Iowa Legislature took a step in addressing Iowa's water quality with a plan to reduce nitrogen…

7 years ago

A look at farm runoff and the worsening algae plague

Algae floats on the surface of Lake Erie's Maumee Bay in Oregon, Ohio, on Friday, Sept. 15, 2017. Chemicals and…

7 years ago

Can American soil be brought back to life?

Four generations of Jonathan Cobb’s family tended the same farm in Rogers, Texas, growing row upon row of corn and…

7 years ago