Skip to main content
U.S. flag

An official website of the United States government

Images

Explore photos, graphics, and illustrations related to projects from across the CASC Network. And be sure to check out our Climate Illustrations page, featuring free-to-download illustrations that help describe tricky climate concepts and explain how climate change affects the world around us. 

Filter Total Items: 639
Image: Canoe Landing
Canoe Landing
Canoe Landing
Canoe Landing

Coast Salish Canoe Journey 2009 landing in Pillar Point.
The journey pulled a water quality probe to measure salinity, temperature, pH, and dissolved oxygen.

Coast Salish Canoe Journey 2009 landing in Pillar Point.
The journey pulled a water quality probe to measure salinity, temperature, pH, and dissolved oxygen.

Image: Flat Cays, U.S. Virgin Islands Coral Reef
Flat Cays, U.S. Virgin Islands Coral Reef
Flat Cays, U.S. Virgin Islands Coral Reef
Flat Cays, U.S. Virgin Islands Coral Reef

Shallow coral reefs in the U.S. Virgin Islands are in jeopardy due to climate warming and ocean acidification.

Image: Two Cladonia Lichen Species Among Blueberry Plants
Two Cladonia Lichen Species Among Blueberry Plants
Two Cladonia Lichen Species Among Blueberry Plants
Two Cladonia Lichen Species Among Blueberry Plants

Two Cladonia lichen species, C. stellaris and C. rangiferina are pictured here among some blueberry plants in Newfoundland.  Lichens -- which are often mistaken for moss -- are unusual plant-like organisms that are actually symbioses of fungi, algae and bacteria living together.

Two Cladonia lichen species, C. stellaris and C. rangiferina are pictured here among some blueberry plants in Newfoundland.  Lichens -- which are often mistaken for moss -- are unusual plant-like organisms that are actually symbioses of fungi, algae and bacteria living together.

Image: Prairie Pothole Region
Prairie Pothole Region
Prairie Pothole Region
Image: Oklahoma Groundwater Efforts
Oklahoma Groundwater Efforts
Oklahoma Groundwater Efforts
Oklahoma Groundwater Efforts

Turner Falls, the largest waterfall in Oklahoma, near Davis, Oklahoma. Springs discharging from the Arbuckle-Simpson aquifer into Honey Creek are the source of water to Turner Falls.

Turner Falls, the largest waterfall in Oklahoma, near Davis, Oklahoma. Springs discharging from the Arbuckle-Simpson aquifer into Honey Creek are the source of water to Turner Falls.

Image: Geyser Valley, Olympic National Park
Geyser Valley, Olympic National Park
Geyser Valley, Olympic National Park
Was this page helpful?