Can you tell El Nino from La Nina? This interactive was created by UCAR Center for Science Education using satellite images of the height of the ocean surface. Students interpret these images to identify whether they represent El Nino, La Nina, or neither event (La Nada!).
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The Earth is a system of interacting parts that work together to form our complex planet; it is made up of five major parts or subsystems: Atmosphere, Hydrosphere, Biosphere, Cryosphere, and Geosphere which are connected to each other in a complex web of processes.
Whether naturally occurring or set by humans, fires' effects reach far beyond ravaged lands. Combining satellite observations of fires with a computer model reveals the fires also affect air quality, health, and climate.
Drought conditions have affected much of the U.S. Southwest and Central Plains in recent years. But scientists now believe future droughts in the last half of this century could be the worst in the past millennium.