USGS CoreCast
It's natural science from the inside out.
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You might be surprised where minerals pop up; they're just about everywhere. We sit down with Kathleen Johnson, USGS Mineral Resources Program Coordinator, as she walks us through just how valuable minerals are to our lives. (9:13) | Transcript/Links | Download directly (8.52 MB) (right-click to save) |
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USGS hydrologist Richard Alexander talks about the nine States that contribute to the majority of nutrients in the northern Gulf of Mexico, threatening the economic and ecological health of one of the Nation's largest and most productive fisheries. (12:19) | Transcript/Links | Download directly (11.35 MB) (right-click to save) |
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