Beginning early next month, the National Park Service will begin work on grant-funded rangeland water quality improvement projects on seven ranches in Point Reyes National Seashore and Golden Gate National Recreation Area. Construction will focus on four project types: cattle exclusion fencing, cattle watering facilities, controlled cattle crossings and erosion control measures. Each project is designed to reduce the amount of time cattle spend in or around waterways, thus reducing the sediment, nutrients and pathogens…