MAD Scientist's Mark Dilley carries a Callery pear tree trunk to a chipper as he and a volunteer crew worked to complete clearing invasive trees and shrubs from the north slope of Highlands's wetland. My Final Photo for March 19, 2022.

MAD Scientist’s Mark Dilley carries a Callery pear tree trunk to a chipper as he and a volunteer crew worked to complete clearing invasive trees and shrubs from the north slope of Highlands’s wetland. My Final Photo for March 19, 2022.