APM Reports shows Iowa's new conservation tool isn't as effective as promised. The state would need to increase installations exponentially to make even a marginal difference in water quality.
which would otherwise flow through farmers' underground drainage pipes into streams and rivers. The devices work by rerouting polluted water to a perforated pipe, which is buried along a stream or ...
which would otherwise flow through farmers' underground drainage pipes into streams and rivers. The devices work by rerouting polluted water to a perforated pipe, which is buried along a stream or ...