02290cam a22003013u 450000100060000000300070000600500170001300600020003000700050003200800410003704000110007804100170008905000090010610000340011524500370014926400510018630000470023733600260028433700260031033800360033650000310037250800910040352013150049453400720180965300450188185600430192699900190196966364UtSlPG20260610134530.0mcr n260607r20211974utu|||||o|||||||||||||| d  aUtSlPG 7aen2iso639-1 4aF7211 aAlgard, George A.,d1941-201210aGuide to the Norris Geyser Basin 1aSalt Lake City, UT :bProject Gutenberg,c2021  a1 online resource :bmultiple file formats  atextbtxt2rdacontent  acomputerbc2rdamedia  aonline resourcebcr2rdacarrier  aRelease date is 2021-09-23  aStephen Hutcheson and the Online Distributed Proofreading Team at https://www.pgdp.net  a"Guide to the Norris Geyser Basin" by George A. Algard is a scientific publication written in the late 20th century. The book serves as a guide for visitors exploring one of Yellowstone National Park's most dynamic geothermal areas, the Norris Geyser Basin, which is recognized for its frequent and unpredictable thermal activity. It addresses both the natural phenomena and the precautions necessary for safely enjoying the unique features of this environment.  The guide provides detailed descriptions of various geysers and hot springs in the Norris Geyser Basin, including main features like the Valentine Geyser, Steamboat Geyser, and others. Algard explains the geological changes that can affect water temperatures and eruption patterns, emphasizing the fragile state of these thermal features and urging visitors to adhere to established trails. Additionally, the book highlights the fascinating colors that arise from microbial life and mineral deposits, painting a vivid picture of the diverse ecosystem present in the basin. It effectively communicates the importance of preserving this natural wonder for future generations while enhancing the visitor's experience with practical insights into the characteristics and behaviors of the thermal features. (This is an automatically generated summary.)  pOriginally published:cUnited States: Yellowstone Association, 1974  aNorris Geyser Basin (Wyo.) -- Guidebooks40uhttps://www.gutenberg.org/ebooks/66364  c107186d107186