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Latest Madrean Sky Islands Stories

Plants Pushed Up The Mountain By Warming Climate
2013-08-15 09:37:19

University of Arizona Comparing plant communities today with a survey taken 50 years ago, a UA-led research team is providing the first on-the-ground evidence for Southwestern plants being pushed to higher elevations by an increasingly warmer and drier climate. In a rare opportunity to directly compare today's plant communities with a survey taken in the same area 50 years ago, a University of Arizona-led research team has provided the first on-the-ground evidence that Southwestern...


Latest Madrean Sky Islands Reference Libraries

Sky Islands
2009-07-04 14:40:55

Sky Islands are mountains located within ranges that are isolated by valleys in which other ecosystems are located. As a result, mountain ecosystems are isolated from each other, and species can develop separately, as occurs on island groups such as the Galápagos Islands. The best known example of sky islands are the northern end of the Sierra Madre Occidental in New Mexico, Arizona, Chihuahua and Sonora on the U.S.-Mexico border. Other sky islands of note in the U.S. are the Great...

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Word of the Day
cock-a-hoop
  • Exultant; jubilant; triumphant; on the high horse.
  • Tipsy; slightly intoxicated.
This word may come from the phrase 'to set cock on hoop,' or 'to drink festively.' Its origin otherwise is unclear. A theory, according to the Word Detective, is that it's a 'transliteration of the French phrase 'coq a huppe,' meaning a rooster displaying its crest ('huppe') in a pose of proud defiance.' Therefore, 'cock-a-hoop' would 'liken a drunken man to a boastful and aggressive rooster.'
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