Welcome to European Tribune. It's gone a bit quiet around here these days, but it's still going.
Display:
In the Ogallala Aquifer here in the US, nitrate pollution is pretty solidly tied to high ammonia fertilizer use.
by rifek on Tue Mar 25th, 2014 at 10:07:45 PM EST
[ Parent ]

Others have rated this comment as follows:

Display:

Occasional Series