71415920 - Dead trees entombed in travertine deposits colored by thermophilic bacteria. Upper Terraces of Mammoth Hot Springs, Yellowstone National Park.71415921 - Dead trees entombed in travertine deposits colored by thermophilic bacteria. Upper Terraces of Mammoth Hot Springs, Yellowstone National Park.70387874 - Dry Valleys, Antarctica The McMurdo Dry Valleys are a row of valleys west of McMurdo Sound, Antarctica, so named because of their extremely low humidity and lack of snow and ice cover Photosynthetic bacteria have been found living in the relatively moist70472747 - Antibiotic drugs being tested to see how resistant they are to bacteria70336868 - Mycobacterium tuberculosis bacteria70447078 - Thermophilic algae and bacteria color a runoff stream of Sapphire Pool in Biscuit Basin, Yellowstone National Park70472746 - Antibiotic drugs being tested to see how resistant they are to bacteria70336863 - Neisseiria gonorrhoeae bacteria70472745 - Antibiotic drugs being tested to see how resistant they are to bacteria13814020 - Deposits of travertine colored by thermophilic bacteria, Upper Terraces Mammoth Hot Springs, Yellowstone National Park.13882145 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic, colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and shows a pair of convection currents, like a pair of eyes. As the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne R13882172 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic or colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and as the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne Russell's Journal of a Trapper, by the name of Boiling La13882140 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic or colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and as the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne Russell's Journal of a Trapper, by the name of Boiling La13882144 - Grand Prismatic Spring is one of the largest and most beautiful examples of a common hydrothermal feature in Yellowstone National Park and one of the largest hot springs in the United States. The prismatic, colorful features come from several sources; the deep blue in the center is the clear super-heated water circulating up from the subterranean heat source and shows a pair of convection currents, like a pair of eyes. As the water cools at the edges of the pool and on the sinter terraces, bacteria and algae produce the rainbow of colors. This hot spring was specifically mentioned in Osborne R70043496 - Pink snow caused by bacteria in front of snow covered mountains, Graham Land, Antarctic Peninsula Antarctica70336866 - Gram + bacteria70336859 - Corynebacterium diphtheriae bacteria70336862 - Staphylococcus aureus bacteria70336858 - Clostridium botulinum bacteria70509037 - A lab technician using a cotton swab on a Petri dish with a bacteria culture, close-up of hand70509023 - A lab technician using a cotton swab on a Petri dish with a bacteria culture, close-up of hand70509026 - A lab technician holding a Petri dish with a bacteria culture growing in it, close-up of the hand70509032 - Petri dishes holding different stages of bacteria cultures70509021 - Petri dishes holding different stages of bacteria cultures13718855 - Woman in car wearing surgical mask13883734 - A paramotor pilot flies over Owens Lake, a mostly dry lake bed, in the Sierra Nevada near Lone Pine with salt loving halobacteria turning the shallow water a vibrant shade of red along the salty, dry shoreline; Lone Pine, Inyo County, California, United States of America13882187 - Mineral deposits and thermal runoff channels at Angel Terrace with dead lodgepole pine trees, also known as bobby sox trees due to the white reside left behind, in the Mammoth Hot Springs, Yellowstone Natural Park; Wyoming, United States of America13719204 - Teenage boy wearing face mask13883735 - A paramotor pilot flies over Owens Lake, a mostly dry lake bed, in the Sierra Nevada near Lone Pine with salt loving halobacteria turning the shallow water a vibrant shade of red along the salty, dry shoreline as cattle graze on the mineral rich land; Lone Pine, Inyo County, California, United States of America13882287 - Terraced mineral deposits and steam vapors at the Mammoth Hot Springs in Yellowstone Natural Park; Wyoming, United States of America70519199 - Travelers Explore A Ridge Of Ice Coloured By Bacterial Growth With Booth Island In The Distance, At The Entrance To The Lemaire Channel, Petermann Island, Antarctica70519198 - Travelers Explore A Ridge Of Ice Coloured By Bacterial Growth On Petermann Island, Antarctica71105210 - Plitvice Lakes National Park is one of the oldest national parks in Southeast Europe and the largest national park in Croatia. In 1979, Plitvice Lakes National Park was added to the UNESCO World Heritage register. The national park was founded in 1949 and70336795 - Salmonella typhi Bactery of typhoid fever Gram70172572 - Hot spring in the Black Sand Basin. Yellowstone National Park. Teton County. Wyoming. USA.70606186 - Detail of hot spring , United States , United States of America , USA , West Thumb Geyser Basin , Wyoming , Yellowstone Lake , Yellowstone national park70126428 - Yellowstone National Park. USA70475775 - Thermophyllic algae colonies near Grand Prismatic Spring in the Midway Geyser Basin, Yellowstone NP, Wyoming, USA.70475773 - Cyanobacteria and thermophyllic algae encrusting tiny terraces at Grassy Spring, Mammoth Hot Springs, Yellowstone NP, Wyoming, USA.70172083 - Colorful mineral precipitates in the Black Sand Geyser Basin in Yellowstone National Park. Wyoming, USA70150472 - Morning Glory Pool. Yellowstone National Park. Wyoming. USA70146557 - Morning Glory Pool. Yellowstone National Park. Wyoming. USA70336865 - Yogurt bacterium70336864 - Neisseiria gonorrhoeae bacterium70336810 - Bacillus anthracis Bactery of Anthrax Gram70328991 - Hot spring, West Thumb Geyser Basin, Yellowstone Lake Area, Yellowstone national Park, Wyoming, USA70172084 - Colorful mineral precipitates in the Black Sand Geyser Basin in Yellowstone National Park. Wyoming, USA71138814 - Bright orange rim and green water of a steaming Morning Glory Pool in the Upper Geyser Basin, Yellowstone National Park, Wyoming.70475774 - Thermophyllic algae colonies near Grand Prismatic Spring in the Midway Geyser Basin, Yellowstone NP, Wyoming, USA.70150471 - Morning Glory Pool. Yellowstone National Park. Wyoming. USA70133493 - Aerial of Grand Prismatic Spring. Yellowstone National Park. Wyoming. USA70130727 - Morning Glory Pool. Yellowstone National Park. Wyoming. USA70463327 - The Morning Glory Pool in Yellowstone National Park, Wyoming Yellowstone National Park, Wyoming, USA
