U.S. Geological Survey

USGS CoreCast

It's natural science from the inside out.

Can't see Flash? Install Flash Player.

108

U.S. Using Less Water Than It Did 35 Years Ago
Host: David Hebert
Tagged: WaterMonitoring DrinkingWater farming hydrology population water (Back to Main Page)

The United States is using less water than during the peak years of 1975 and 1980, according to USGS water use estimates for 2005. Despite a 30 percent population increase during the past 25 years, overall water use has remained fairly stable.

So what else do we know--and not know--about water use in the U.S.? Learn from a USGS scientist and partners, and hear what they're going to talk about at a water use briefing on Capitol Hill.

Alternative details: Transcript/Links

Play

(18:03) | Transcript/Links | Download directly (16.60 MB)

Man-Made Chemicals Found in Drinking Water at Low Levels
Host: Jennifer LaVista
Tagged: WaterMonitoring contaminants environment population urbanization usgs water drinkingwater utilities (Back to Main Page)

Safe drinking water supplies are critical to maintaining and preserving public health. But how healthy is that resource? A recent USGS study found low levels of man-made chemicals in water entering and leaving drinking water treatment plants. USGS lead scientist Greg Delzer explains the findings of this study.

Alternative details: Transcript/Links

Play

(7:42) | Transcript/Links | Download directly (7.13 MB)

Status of Grizzly Bears in Northwest Montana
Host: Jennifer LaVista
Tagged: grizzly bear population biology Montana video (Back to Main Page)

The size and distribution of grizzly bear populations in northwest Montana has just been released by the USGS, so research biologist Kate Kendall bring us up to speed on the findings.

Also available in:
YouTube

| MPG/WMV (23.99 MB) | QuickTime (10.13 MB) | Audio only (6.83 MB)

Play

(7:27) | Transcript/Links | Download directly (10.13 MB)

Back to the latest episode

Subscribe!

or you can subscribe by getting an e-mail notification whenever we post a new CoreCast by entering your email address below.

Tag Cloud/Archives

Alaska Arctic Avian_flu CO2 California CarbonDioxide Chaiten Chile China ClimateChange CoastSalish Colorado DrinkingWater EarthScienceWeek GIS GasHydrates IPY Italy Landsat Midwest Mississippi Montana NASA NativeAmerican Navajo Norway November Oregon PolarBear PollinatorWeek Samoa SeaIce Sweden WaterMonitoring WhiteNose Yellowstone afghanistan algae alpine amphibians animals anniversary bats bear bees biology birds birthday canoe carbon change chemistry coal coastal contaminants contest dams data debris debris_flows disease drinkingwater drought earth earthquake earthquakes ecology economics education endangeredspecies energy environment esw eutrophication, farming fish fishing flooding floods flora flows frogs fungus geography geology geomagnetism glaciers global grizzly groundwater hazards high_flow human_health hunting hurricanes hydrology hypoxia kayak lakes landslides lead liquefaction lunar maps mercury minerals modeling moon nitrogen nutrients oil otters personnel pharmaceuticals phenology plant_life pliocene pollinators population prediction preparedness questions radar recreation redoubt reptiles roundup sand_dunes satellites seismic shakeout sinkholes snowpack space storms streamflow streamgage subsidence toxics tsunami urbanization usgs utilities video volcanoes water water_quality waterquality weather wells wildfires wildlife wind

CoreCast Resources

Meet the CoreCast team.

Download the hi-res CoreCast poster to put on your cubicle wall, the office hallway, or hang in your bedroom. Your friends will be jealous! (11 MB)

USGS Podcasts Facebook Page *
Stay informed on what's happening with your favorite USGS podcasts like CoreCast and CoreFacts.

Survey Says...

We've only just begun! Let us know how we're doing so far, or you can e-mail us directly at corecast@usgs.gov.

What's a CoreCast?

A CoreCast is an audio or video podcast from the USGS. When you subscribe to CoreCasts, episodes will be automatically downloaded to your computer as soon as they're available.

This Web site is the USGS CoreCast—it’s where you tune in for CoreCasts.

Huh? What's a Podcast?

A podcast is an audio (e.g. mp3) or video file (e.g. mpeg) that can be played on a mobile media player (i.e. Apple iPod™)¹ or personal computer.²

So, How Do I Listen/Watch?

You can subscribe to CoreCasts via RSS feed¹ (click for details), or you can listen to or watch individual CoreCasts by selecting the play button next to the episode you’re interested in. When you subscribe to CoreCasts, each episode will automatically download to your computer as soon as they become available. Some specific instructions can be found on our Adding a Podcast page.

¹ Make sure you have the right software to download CoreCasts from a computer to your mobile media player—this software usually comes with the player.
² To play CoreCasts on your computer, you will need media player software such as: iTunes, Windows Media Player, or Real Media Player.

Most computers already have media player software installed—check with your computer administrator to see if you’re already set up for CoreCasts!

Legal Information

All USGS CoreCast products are considered public domain. Please refer to the USGS Copyright section for more details.

Accessibility FOIA Privacy Policies and Notices

U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.usgs.gov/corecast/default.asp?tag=population
Page Contact Information: CoreCast Team
Page Last Modified: Thursday, October 01, 2009