ALBANY — More than 2,000 volunteers are expected to help clean up the shores of the Hudson River next weekend.The eighth annual Riverkeeper Sweep will be held on Saturday, May 4 with volunteers cleaning up shorelines and fostering native plants up and down the river.There are more than 120 projects scheduled, including a cleanup of Iona Island off of Rockland County and cleanup by kayak near Glens Falls.Teams of volunteers are organized by local schools, [...]