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  2. National Climatic Data Center - Wikipedia

    en.wikipedia.org/wiki/National_Climatic_Data_Center

    The United States National Climatic Data Center (NCDC), previously known as the National Weather Records Center (NWRC), in Asheville, North Carolina, was the world's largest active archive of weather data. In 2015, the NCDC merged with two other federal environmental records agencies to become the National Centers for Environmental Information ...

  3. Radon - Wikipedia

    en.wikipedia.org/wiki/Radon

    Radon is also oxidised by dioxygen difluoride to RnF 2 at 173 K (−100 °C; −148 °F). [25] Radon oxides are among the few other reported compounds of radon; [29] only the trioxide (RnO 3) has been confirmed. [30] The higher fluorides RnF 4 and RnF 6 have been claimed [30] and are calculated to be stable, [31] but their identification is ...

  4. What is radon? The radioactive gas is found in homes across ...

    www.aol.com/news/radon-radioactive-gas-found...

    Radon, a byproduct of naturally decaying uranium, is estimated to cause thousands of deaths each year nationwide. Here's how to protect yourself.

  5. Radium and radon in the environment - Wikipedia

    en.wikipedia.org/wiki/Radium_and_radon_in_the...

    In other nearby areas of Scotland (to the north of Aberdeen) and in Cornwall/Devon the radon is very much able to leave the rock. Radon is a decay product of radium which in turn is a decay product of uranium. Maps of average radon levels in houses are available, to assist in planning mitigation measures. [8]

  6. List of GIS data sources - Wikipedia

    en.wikipedia.org/wiki/List_of_GIS_data_sources

    GIS data for State of Kentucky; Name Description; Kentucky Geography Portal: The Kentucky Geoportal is a Data Clearinghouse that provides ays to discover and share geospatial data resources. Locate maps and geographic data content for a particular part of the state or search based on keyword or theme type. [12] Kentucky Open Data Portal

  7. United States Geological Survey - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    This series was produced by the U.S. Army Map Service in the 1950s, prior to the maps in the larger-scale series, and consists of 489 sheets, each covering an area ranging from 8,218 square miles (21,285 km 2) at 30° north to 6,222 square miles (16,115 km 2) at 49° north. [30]

  8. Health effects of radon - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_radon

    The largest natural contributor to public radiation dose is radon, a naturally occurring, radioactive gas found in soil and rock, [65] which comprises approximately 55% of the annual background dose. Radon gas levels vary by locality and the composition of the underlying soil and rocks.

  9. Geography of North Carolina - Wikipedia

    en.wikipedia.org/wiki/Geography_of_North_Carolina

    Relief map of North Carolina showing Blue Ridge Mountains (west), Piedmont Plateau (center), and the coastal plain (east), with Outer Banks along the Atlantic Ocean. 3D Topographical Map of North Carolina. The geography of North Carolina falls naturally into three divisions — the Appalachian Mountains in the west (including the Blue Ridge and ...