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Topographic Maps
WHYY Franklin Facts Franklin Fact Archive January, 2000 February, 2000 March, 2000 April, 2000 May, 2000 June, 2000 July, 2000 August, 2000 September, 2000 October, 2000 November, 2000 December, 2000 January, 2001 Back to Franklin Facts homepage. Back to TV12 THURSDAY, APRIL 13 -...
Measuring Earthquakes
Services & Product Information Base Map Contours Elevation Geographic Names Government Unit Boundaries Hydrography Land Cover Map Indices Orthoimagery Public Land Survey System Scanned Topo Maps (Digital Raster Graphics) Shaded Relief Structures Transportation US Topo Using the...
earthquake.usgs.gov/faq/meas.html
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When Land Slides (DAAC Study)
resolution, and making it especially useful for mapping the geomorphology of landslides. "SAR images provide information on the terrain roughness and texture, while TM images provide an infrared reflection of the object," said Singhroy. By combining two images from different ins...
Coal Controversy In Appalachia
restore the land to its original shape—the “approximate original contour”—as best they can. Variances could be granted if the coal operator offered specific plans for post-mining development that would benefit the community, such as schools, housing, or shoppin...