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See our science through the images below.
Thousands of young Atlantic salmon are released into the St. Regis River system (a tributary of the St. Lawrence River) in an effort to restore this diminished Lake Ontario fish population. The salmon were reared at the USGS Tunison Laboratory in Cortland, N.Y., and are released by USGS scientists and members of the Mohawk Tribe.
Thousands of young Atlantic salmon are released into the St. Regis River system (a tributary of the St. Lawrence River) in an effort to restore this diminished Lake Ontario fish population. The salmon were reared at the USGS Tunison Laboratory in Cortland, N.Y., and are released by USGS scientists and members of the Mohawk Tribe.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
Autumn in the Canadian Rockies.
Aspens, larches, and a coniferous forest in the Canadian Rockies.
Aspens, larches, and a coniferous forest in the Canadian Rockies.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
First snowfall of the coming winter in the mountains of Western Canada.
Snow-capped ridge in the mountains of Western Canada surrounded by coniferous forest.
Snow-capped ridge in the mountains of Western Canada surrounded by coniferous forest.
Autumn in the Canadian Rockies.
Autumn foliage on a rocky slope of the Canadian Rockies.
Autumn foliage on a rocky slope of the Canadian Rockies.
Clouds, conifers, and geology in the Rocky Mountains of Western Canada.
Clouds, conifers, and geology in the Rocky Mountains of Western Canada.
Clouds, conifers, and geology in the Rocky Mountains of Western Canada.
Clouds, conifers, and geology in the Rocky Mountains of Western Canada.
Autumn foliage around a lake in the Rocky Mountains of Canada.
Autumn foliage around a lake in the Rocky Mountains of Canada.
Lake in the Canadian Rockies surrounded by autumn foliage.
Lake in the Canadian Rockies surrounded by autumn foliage.
Lake in the Canadian Rockies surrounded by autumn foliage.
Lake in the Canadian Rockies surrounded by autumn foliage.
Lakeside trail in the Canadian Rockies surrounded by autumn foliage.
Lakeside trail in the Canadian Rockies surrounded by autumn foliage.
Lake in the Canadian Rockies surrounded by autumn foliage.
Lake in the Canadian Rockies surrounded by autumn foliage.
Glacier hanging above a mountain meadow and a coniferous forest in the Rocky mountains of Western Canada.
Glacier hanging above a mountain meadow and a coniferous forest in the Rocky mountains of Western Canada.
The sumatran tiger (Panthera tigris sumatrae) makes an appearance at the Save Vanishing Species event to unveil the tiger stamp for the First-Day-Of-Issue Ceremony at the Smithsonian National Zoology Park.
The sumatran tiger (Panthera tigris sumatrae) makes an appearance at the Save Vanishing Species event to unveil the tiger stamp for the First-Day-Of-Issue Ceremony at the Smithsonian National Zoology Park.
An extensive coniferous forest of pines, spruces, and larches in the Canadian Rockies.
An extensive coniferous forest of pines, spruces, and larches in the Canadian Rockies.