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Latest Colorado River Stories

91203ef8d68f5a0b90aa3feab38b5c271
2010-10-18 06:10:23

The Hoover Dam now is neighbor to a massive bridge held up by the longest arch in the Western Hemisphere. The Mike O'Callaghan-Pat Tillman Memorial Bridge will open this month to help connect Arizona and Nevada traffic, which is split by the Colorado River. Officials said the 1,900-foot-long structure will reroute traffic off of the Hoover Dam, helping to improve jams and protect the dam from terrorist threats. The new bridge is the seventh highest bridge in the world at 890 feet above the...

2010-10-04 22:31:58

Geologists have found evidence that some 55 million years ago a river as big as the modern Colorado flowed through Arizona into Utah in the opposite direction from the present-day river. Writing in the October issue of the journal Geology, they have named this ancient northeastward-flowing river the California River, after its inferred source in the Mojave region of southern California. Lead author Steven Davis, a post-doctoral researcher in the Department of Global Ecology at the Carnegie...

2010-10-01 14:45:12

'A recipe for a perfect drought' The convergence in the coming year of three cyclical conditions affecting ocean temperatures and weather is likely to create unprecedented challenges for states that depend on water from the Colorado River, a new UCLA study suggests. "If I were concocting a recipe for a perfect drought, this would be it," said Glen MacDonald, co-author of the study and director of UCLA's Institute of the Environment and Sustainability. Along with a former graduate...

9653044aadc69a3878ac4bad6391daa41
2010-09-21 08:25:00

Snowmelt in the Colorado River basin is occurring earlier, reducing runoff and the amount of crucial water available downstream. A new study shows this is due to increased dust caused by human activities in the region during the past 150 years. The study, led by a NASA scientist and funded by the agency and the National Science Foundation, showed peak spring runoff now comes three weeks earlier than before the region was settled and soils were disturbed. Annual runoff is lower by more than...

2010-09-20 14:47:00

WASHINGTON, Sept. 20 /PRNewswire-USNewswire/ -- Snow melt in the Colorado River basin is occurring earlier, reducing runoff and the amount of crucial water available downstream. A new study shows this is due to increased dust caused by human activities in the region during the past 150 years. (Logo: http://photos.prnewswire.com/prnh/20081007/38461LOGO) (Logo: http://www.newscom.com/cgi-bin/prnh/20081007/38461LOGO) The study, led by a NASA scientist and funded by the agency and the...

2010-09-15 14:00:00

SCOTTSDALE, Ariz., Sept. 15 /PRNewswire/ -- In celebration of the 75th Anniversary of Hoover Dam (dedicated by President Franklin D. Roosevelt on Sept. 30, 1935) and the completion of the new Hoover Dam Bypass Bridge this fall, Forever Resorts will be giving away FREE Black Canyon River Rafting Trips (valued at $85.95 per person; www.BlackCanyonRiverAdventures.com) with each trip taken on Lake Mead or Lake Mohave aboard a Forever Houseboat (www.ForeverHouseboats.com) from September 15,...

2a7c3c5ad6bbfaa04001b4d299ec52751
2010-06-25 10:03:56

The strategy, detailed in the journal Science, prepares people for a hotter and drier Southwestern U.S. through water conservation and the continued development of ways to harness energy from the sun, wind and Earth. Two prominent climate experts, including one from the University of Arizona, are calling for a "no-regrets" strategy for planning for a hotter and drier western North America. Their advice: use water conservatively and continue developing ways to harness energy from the sun, wind...

2010-06-16 14:00:00

GRAND CANYON, Ariz., June 16 /PRNewswire/ -- Nigel Turner, owner of Grand Canyon Ranch has introduced wild Bison on his private guest ranch, located at the West Rim of the Grand Canyon (www.grandcanyonranch.com). (Photo: http://photos.prnewswire.com/prnh/20100616/LA21824) (Photo: http://www.newscom.com/cgi-bin/prnh/20100616/LA21824) "This is an incredible opportunity for visitors from all over the globe to experience an escorted horseback or horse-drawn wagon "safari" to get 'up close...

2010-06-01 23:01:00

Report features 25 years of endangered rivers success stories WASHINGTON, June 2 /PRNewswire-USNewswire/ -- American Rivers today released its most anticipated report of the year, America's Most Endangered Rivers(TM) of 2010. The 25th anniversary edition of the report spotlights ten rivers facing the most urgent threats, and also features key endangered river success stories from the past two decades. (Logo: http://www.newscom.com/cgi-bin/prnh/20100218/DC56550LOGO) The number one river...

2010-02-03 10:12:00

DENVER, Feb. 3 /PRNewswire-FirstCall/ -- Two Rivers Water Company (OTC Bulletin Board: TURV), through its 50% owned joint venture HCIC Holdings LLC, has completed the purchase of 55% of the outstanding shares of the Huerfano-Cucharas Irrigation Company ("HCIC") in Southern Colorado. Additionally, Two Rivers has entered into separate agreements to purchase an additional 35% interest to bring its total ownership of HCIC to 90% by April 2010. (Photo:...


Latest Colorado River Reference Libraries

Grand Canyon National Park
2013-03-19 15:03:05

Grand Canyon National Park is located in the American state of Arizona and is the country’s fifteenth established park. The main feature of the park is the Grand Canyon, which is a gorge of the Colorado River, and is often thought of as one of the Seven Natural Wonders of the World. The park contains 1,217,262 acres of land. It was established as an official national park in 1919, but the area was already well known as a landmark for thirty years. In 1903, President Theodore Roosevelt...

Colorado Squawfish, Ptychocheilus lucius
2013-01-12 06:47:45

Formally known as the Colorado squawfish, this freshwater species is now called the Colorado pikeminnow. This fish was native to Arizona, California, Colorado, Nevada, New Mexico, Utah, and Wyoming, as well as portions of Mexico, but with the natural habitat changed by the damming of rivers and streams, this fish is now restricted to the Colorado Basin. Limited numbers of the Colorado squawfish still remain in the following rivers: Green, Gunnison, White, San Juan and Yampa; additionally it...

0_5af3eb499d60f8a21dedf18169e24c7e
2009-01-13 19:58:20

The Bonytail Chub (Gila elegans) is a species of freshwater fish native to certain areas of Arizona, California, Colorado, Nevada and Utah in the United States. Bonytail chub prefer backwaters with rocky or muddy bottoms and flowing pools, although they have been reported in swiftly moving water. They are mostly restricted to rocky canyons today, but were historically abundant in the wide downstream sections of rivers. It is the rarest of the endemic big-river fishes of the Colorado River. It...

39_8c0c8d802c7a09e10b180e3c36ebebdd
2007-04-10 16:43:12

The Woundfin (Plagopterus argentissimus) is a species of minnow endemic to the Virgin River of the southwestern United States. It is a slender, silvery minnow, with a flattened head and belly, long snout, leathery skin, and no scales. There are barbels on the corners of its lips, and its common name likely comes from the first spinous ray of its dorsal fin, which is sharp-pointed. Its maximum length is rarely more than 3 in (7.5 cm). Historically, the Woundfin occupied much of the lower...

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Word of the Day
siliqua
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'
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