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Explore the USGS collection of audio includes podcasts, interviews, and sounds. 

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the difference between lake and pond; mountain and hill; or river and creek?
What is the difference between lake and pond; mountain and hill; or river and creek?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What's the difference between a rock and a mineral?
What's the difference between a rock and a mineral?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What's the difference between a rock and a mineral?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
I need a zip code map of the United States. Is one included in the National Atlas?
I need a zip code map of the United States. Is one included in the National Atlas?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
How many counties are there in the United States?
How many counties are there in the United States?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
How many counties are there in the United States?

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USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Hazard Roundup--March 2008
Hazard Roundup--March 2008
USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Hazard Roundup--March 2008

A roundup of the previous month's hazard-related events around the world, with some newsworthy tidbits.

USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series

A roundup of the previous month's hazard-related events around the world, with some newsworthy tidbits.

CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
How do I get aerial photographs of where I live?
How do I get aerial photographs of where I live?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
How do I get aerial photographs of where I live?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is Fool's Gold?
What is Fool's Gold?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is Fool's Gold?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Can I view topographic maps and aerial photographs online?
Can I view topographic maps and aerial photographs online?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Can I view topographic maps and aerial photographs online?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Where do I buy USGS topographic maps?
Where do I buy USGS topographic maps?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Where do I buy USGS topographic maps?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the meaning of the karat mark on gold jewelry?
What is the meaning of the karat mark on gold jewelry?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the meaning of the karat mark on gold jewelry?

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USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Dramatic Developments at Kilauea Volcano
Dramatic Developments at Kilauea Volcano
USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Dramatic Developments at Kilauea Volcano

Kilauea Volcano in Hawaii has experienced its first explosive eruption in more than 80 years and is now spewing noxious gas at 10 times the normal rate. John Eichelberger, head of the USGS Volcano Hazards Program, fills us in on the situation.

Kilauea Volcano in Hawaii has experienced its first explosive eruption in more than 80 years and is now spewing noxious gas at 10 times the normal rate. John Eichelberger, head of the USGS Volcano Hazards Program, fills us in on the situation.

CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Does stage tell you how much water is flowing in a stream?
Does stage tell you how much water is flowing in a stream?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Does stage tell you how much water is flowing in a stream?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the biggest earthquake in the United States?
What is the biggest earthquake in the United States?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the biggest earthquake in the United States?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Why is snow white?
Why is snow white?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Why is snow white?

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CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork

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USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Drought: the Long, Slow Natural Hazard (Part 2)
Drought: the Long, Slow Natural Hazard (Part 2)
USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Drought: the Long, Slow Natural Hazard (Part 2)

In the second part of our two-part drought mini-series, we head down South to talk with USGS scientists Curtis Weaver and Brian McCallum about the drought situation in the Southeastern United States. We also learn some eye-opening economic implications of drought. (Did you know that it's possibly the most expensive natural hazard to address?)

In the second part of our two-part drought mini-series, we head down South to talk with USGS scientists Curtis Weaver and Brian McCallum about the drought situation in the Southeastern United States. We also learn some eye-opening economic implications of drought. (Did you know that it's possibly the most expensive natural hazard to address?)

CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Where did the term "volcano" come from?
Where did the term "volcano" come from?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
Where did the term "volcano" come from?

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USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Drought: the Long, Slow Natural Hazard (Part 1)
Drought: the Long, Slow Natural Hazard (Part 1)
USGS CoreCast
USGS CoreCast Series
USGS CoreCast Series
Drought: the Long, Slow Natural Hazard (Part 1)

In the first part of our two-part series on drought, we sit down with USGS scientists Julio Betancourt and Greg McCabe to talk about drought in the Western United States, along with some other interesting and surprising drought info.

In the first part of our two-part series on drought, we sit down with USGS scientists Julio Betancourt and Greg McCabe to talk about drought in the Western United States, along with some other interesting and surprising drought info.

CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the greatest hazard presented by Mount Rainier?
What is the greatest hazard presented by Mount Rainier?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
What is the greatest hazard presented by Mount Rainier?

Welcome to CoreFacts, where we're always short on time and big on science. I'm Steve Sobieszczyk. Let's get right to it, today's question is:

What is the greatest hazard presented by Mount Rainier?

Welcome to CoreFacts, where we're always short on time and big on science. I'm Steve Sobieszczyk. Let's get right to it, today's question is:

What is the greatest hazard presented by Mount Rainier?

CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
How can I find and get historic USGS topographic maps?
How can I find and get historic USGS topographic maps?
CoreFacts
CoreFacts Album Artwork
CoreFacts Album Artwork
How can I find and get historic USGS topographic maps?

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