Dunes in Arizona

bolson plain . A broad, intermontane plain in the central part of a bolson or semibolson, composed of deep alluvial accumulations washed into the basin from the surrounding mountains.

GeoWord of the Day: bolson plain

bolson plain . A broad, intermontane plain in the central part of a bolson or semibolson, composed of deep alluvial accumulations washed into the basin from the surrounding mountains.

Geological Fault

We invite students and others to participate in research on earthquakes, coastal erosion, flooding, landslides, and other geoscientific phenomena.

Citizen Science

We invite students and others to participate in research on earthquakes, coastal erosion, flooding, landslides, and other geoscientific phenomena.

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Join the Earth Science Week team in encouraging everyone to explore careers in the geosciences!

Geoscience for Everyone Day

Join the Earth Science Week team in encouraging everyone to explore careers in the geosciences!

Earth from space.

Denver and Houston are kicking off local Earth Science Week celebrations this year. Will your town be next?

Citywide Celebrations

Denver and Houston are kicking off local Earth Science Week celebrations this year. Will your town be next?

For Educators & Students

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Educational Resources

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Earth Science Week 2015 Poster (AGI)
Program Information

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Event Planning

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Special Opportunities

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For the Public

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What's Going On

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Teaching & Learning

Order a Toolkit, access classroom activities, share Big Ideas, enter the Center

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Making Contact

Plan an event, see upcoming events, connect with Earth science organizations

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Getting Involved

Enter contests, target special days, see city celebrations, learn outdoors, explore careers and social networking

For News Media

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Latest News

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Images & Video

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Geoscience Education

Obtain a Toolkit, review classroom activities, explore the Center

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Events & Opportunities

Learn about Focus Days, find Citywide Celebrations, see contests, check out social networking and awards

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