Parents’ cars lined the parking lot minutes before the final bell at Hunter B. Andrews PreK-8 School on a recent afternoon.
At the center of the lot, a grassy bank slopes downward, giving way to a stretch of shrubs and marsh grass. It’s called a bioretention area.
“You can see the reeds and stuff in the area and that takes the water from the parking lots and from the roofs and stores it to slow it and release,” said Scott Smith, an engineer in Hampton’s resilience office…