Learn about volcanic ash and watch a visualization of the Calbuco volcano to see how ash travels around the world.
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Review this page to learn about the background of volcanoes and their eruptions.
An urban heat island is a phenomenon that is best described when a city experiences much warmer temperatures than in nearby rural areas. The sun’s heat and light reach the city and the country in the same way. The difference in temperature between urban and less-developed rural areas has to do with how well the surfaces in each environment absorb and hold heat.
In this lesson, students will explore the effect of aerosols on sky color and visibility by using an interactive virtual model.
Our Earth is a dynamic system with diverse subsystems that interact in complex ways. Questions that scientists have about the Earth as a System may include the following. As you learn more about the Earth System, reflect on these questions.
In this lesson, students will explore the effect of aerosols on sky color and visibility by using an interactive virtual model.
Test your knowledge of sea level rise and its effect on global populations.