– Gray wolves were returned to Yellowstone 15 years ago. Amid controversy, scientists say they are keeping elk at bay and helping ecosystems flourish.
Shrubbery on the March in Quebec
– New research shows shrubs and other plants infiltrating the countryside and advancing northward in Quebec.
Eastern Namibia Sand Dunes
– Linear dunes dominate the landscape of eastern Namibia. Part of the Kalahari Desert, the dunes likely formed more than 10,000 years ago.
Jakobshavn Glacier
– Where once two streams of ice merged in Greenland’s Jakobshavn Glacier, today there is division and a complex surface riddled with crevasses and melt ponds.
New visualizations of African dams
– Take a tour showing how African dams could “place tomorrow’s ecosystem sustainability at risk”.
Lake Orumiyeh, Iran
– Lake Orumiyeh is one of the world’s great salt lakes, but it is shrinking.
U.S., Mexico Agree on Conservation Plan for Big Bend/Rio Bravo Border
– Natural resources officials from the United States and Mexico Monday released 267,000 Rio Grande silvery minnows into the river that forms the border between the two countries.
Grand New View of the Canyon
– New imagery from satellite sensors provides a compelling 3D view of the Grand Canyon.
Fountains of Life Found at the Bottom of the Dead Sea
– For years, ripples at the surface of the Dead Sea hinted there was something mysterious going on beneath its salt-laden waters.
NZ oil spill 'worst in decades'
– The oil leaking from a grounded cargo ship off the New Zealand coast is the country’s worst environmental disaster in decades.