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The Arizona Department of Transportation, the Arizona Game & Fish Department and the Arizona State Parks Board are required to conduct a study every three years on watercraft fuel consumption and recreational watercraft usage. The fuel consumption data is collected to determine the allocation of motor vehicle fuel tax to the State Lake Improvement Fund. The information on recreational watercraft usage patterns on Arizona’s lakes and rivers is necessary, in part, to determine the distribution of SLIF funds to applicants.
Amendments to the bill establishing the Grand Canyon a National Monument. Circa 1908.
Attendees representing the Association of American State Geologists and the U.S. Geological Survey met in Denver February 21-22, 2007 to discuss opportunities for making their data accessible and interoperable. They recommended that the USGS and State Geological Surveys work together to create a distributed national Geological Information Network (GIN) of digital data through the use of common standards and protocols, that does not impinge on ownership or control of data, and that builds on existing data systems.
Letter from Thomas Henry Cureton to Carl Hayden expressing a lack of interest in establishing the Grand Canyon as a national park.