Sea-level rise and invasive rodents have jeopardized the health of the marsh on Maryland’s Eastern Shore.
Published Oct 1, 2012
Acquired May 27, 2005, this true-color image of Blackwater National Wildlife Refuge shows a varied landscape of lake, wetland, and cropland. The waters of the lake appear deep purple-brown, and the reflection of sunlight likely lightens the water’s appearance in the east.
Published Aug 30, 2009
Holla Bend, a refuge along the Arkansas River, benefits bunches of babbling birds.
Published Jan 3, 2016
Meandering across a wide, relatively flat plain, the White River of Arkansas is no stranger to flooding. With regularity, spring rains push the river over its banks, inundating the flood-adapted forest that surrounds it. The river reached its fifth highest crest of 33.78 feet on April 19, 2008.
Published Apr 26, 2008
The rare type of freshwater bog shares space with red wolves and bomb targets on the Albemarle-Pamlico Peninsula in North Carolina.
Published Dec 28, 2019
Cliffs, waterfalls, and a wide mix of vegetation line a river that winds through the Great Plains in Nebraska.
Published May 29, 2016
Acquired July 25, 2010, this natural-color image shows the Arctic National Wildlife Refuge in northern Alaska.
Published Dec 5, 2010
Yaguas National Park protects a huge expanse of intact forests.
Published Mar 22, 2018
A satellite image offers inky evidence of the organic-rich freshwater that the Suwannee River delivers to the Gulf of Mexico.
Published Oct 27, 2018
Researchers have turned to citizen scientists to help detect previously unknown or recently disrupted kelp forests in satellite imagery.
Published Jan 13, 2015
Thick smoke pours from a wildfire burning in the Okefenokee Swamp in this image from May 8, 2011.
Published May 9, 2011
Near the city of Little Rock, the river has meandered for decades, leaving its marks across the landscape.
Published Apr 21, 2014
Floods and new infrastructure have long since separated the distinctive bend in the river that was portrayed by landscape painter Thomas Cole in 1836.
Published Oct 15, 2017
Scientists at the U.S. Forest Service and the Bureau of Land Management are using satellites -- Landsat 5 and Landsat 7 -- to determine where spotted owls are likely to nest.
Published Jun 23, 1999
The eastern section of the Rio Grande Wild and Scenic River runs deep through the desert wilderness.
Published Jun 11, 2016
