That's right, it's in the absence of retention ponds. Most of the soils work that I've done is in Quebec, and what I've seen there is that most of it's going pretty straight into drainage ditches. We need to do it in many areas when we have compacted soil and we have relatively wet, low-draining soils of the kind we have around here, but it is certainly delivering more nutrients to waterways.
On December 12th, 2017. See this statement in context.