Join Audubon for an Earth Day Celebration at Brightbill Park in Harrisburg. Paxton Creek Watershed & Education Association, along with the Riparian Rangers, Penn State Extension, Girl and Boy Scouts, and Lower Paxton Township’s Parks & Rec and Shade Tree Commission will be planting trees to reforest the wooded areas and buffer the stream in the park, and conservation groups and community partners will be on hand with information displays.