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Mud volcanoes and mudpots next to the EnergySource Minerals power plant at the edge of the Salton Sea. Tamas Torok collecting field samples in the Uzon Caldera, a volcanic environment located on the Kamchatka Peninsula in the Russian Far East, to find extremophiles. White text and logo on a blue background that says AAAS stock photo of sunlight hitting leaves illustration of lithium extraction process photo of plant with equipment and wires connected at base of plant image of earth with grid lines stock photo of Small creek in Eastern Sierra Nevada mountains 3 scientists in forest burn area A chart that shows projected changes in annual maximum temperature (top row) and annual minimum temperature (bottom) at three levels of global warming in the world, compared to the 1851-1900 baseline, based on computer simulations.