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Helium production and storage in the United States, 1940-2014 (data from USGS) In 1903, an oil exploration well at Dexter, Kansas, produced a gas that would not burn.. Kansas state geologist Erasmus Haworth took samples of the gas back to the University of Kansas at Lawrence where chemists Hamilton Cady and David McFarland discovered that gas contained 1.84 percent
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Oakland, California, US Chamberlin Observatory: 1890 Denver, Colorado, US Changchun Astronomical Observatory: Changchun, Jilin Province, China Chandra X-ray Observatory: 1999 Highly eccentric Earth orbit: Chianti Polifunctional Observatory: 2013 San Donato in Poggio, Florence, Italy Chico Community Observatory: 2001 Chico, California, US ...
This is a list of Superfund sites in California designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) environmental law. The CERCLA federal law of 1980 authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term response to clean up ...
Following is a list of dams and reservoirs in California in a sortable table. There are over 1,400 named dams and 1,300 named reservoirs in the state of California.
California Zephyr Capitol Corridor Coast Starlight San Joaquin: 242,645 City of Martinez Amtrak Thruway: 7 Merced^ Merced: MCD San Joaquin: 120,583 State of California Amtrak Thruway: 15A Planned to be replaced by a new Merced station about 7 blocks south. Modesto: Modesto: MOD San Joaquin: 89,101 City of Modesto Moorpark† Moorpark: MPK ...
Chico (/ ˈ tʃ iː k oʊ / CHEE-koh; Spanish for "little") [9] [10] is the most populous city in Butte County, California, United States.Located in the Sacramento Valley region of Northern California, the city had a population of 101,475 in the 2020 census, an increase from 86,187 in the 2010 census.
This 12-acre (49,000 m 2) rural site is home to metropolitan Denver's oldest house, the Four Mile House, which is listed on the National Register of Historic Places. Built in 1859 along Cherry Creek , the Four Mile House once served as a stage stop, wayside inn, and tavern for travelers on their way to Denver City via the Cherokee Trail.