Cape Cod National Seashore in Massachusetts is beginning a vegetation removal project that aims to remove dead trees and shrubbery from the Duck Harbor floodplain in Wellfleet. Park officials say two years of periodic dune overwashes led to substantial saltwater accumulation in the area and caused a massive die-off of freshwater plants. Removing the dead vegetation will allow salt-water tolerant vegetation to recolonize the area, they say.

The Grand Canyon of the Yellowstone is not just a spectacular geologic feature. It also provides a glimpse into the interior of a Yellowstone lava flow, and a window into the conditions that exist beneath Yellowstone’s iconic thermal areas.

Two hikers stranded in the snowy backcountry of Zion National Park in Utah were rescued by a helicopter crew from the Utah Department of Public Safety.

Work to demolish derelict buildings at Cape Cod National Seashore in Massachusetts will begin in the coming months.