Hide caption Twenty-two landscape professionals went through a full day of training known as the Green Industries Best Management Practices, or GIBMP for short. [SUBMITTED] Twenty-two landscape professionals recently completed a full day of training known as the Green Industries Best Management Practices, or GIBMP for short. The trainees were exposed to modules on pesticides, fertilizers, irrigation, lawn and landscapes and, most importantly, an overview of watersheds and non-point source pollution. The source of water pollution that comes from diverse sources, such as lawns, landscapes and roadways, is called non-point source pollution — and it is a problem. We all contribute to it, even unwittingly. Oil leaks from a car, grass clippings left on the street, fertilizers not watered in — all these things end up as pollutants in our water. Rainfall and excessive irrigation will move sediments across impervious surfaces (roads, driveways, sidewalks, rooftops and compacted soils) right to the storm drains on our streets. Storm water does not get treated and filtered. It flows directly to the ponds, lakes, streams and rivers near our homes and businesses. Eventually, all of these bodies of water are connected to the aquifer,…