Content Provider: DLESE Community Service Center (SERC)
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Displaying 1-20 of 354 results.
The "1OO-Year Flood"
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| Type: | Course Related Materials |
Abstract: This site describes how and when 100-year floods occur. It states that flood designations are based on statistical averages, not on the number of years between big floods. It also suggests that it would make more sense to refer to 100-year floods as 1-in-100 chance floods. This resource is a United States ... More »
2006 National Hydrologic Assessment Flood Risk
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| Type: | Course Related Materials |
Abstract: This site from the Hydrologic Information Center of the National Weather Service discusses the flood risk in the United States as of April 14, 2006. Maps and satellite images support the text. The site also provides information about snow levels, stream flow, soil conditions, forecasts and outlooks.
Abandoned Uranium Mines on the Navajo Nation
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| Type: | Course Related Materials |
Abstract: This EPA website discusses the assessment of potential health risks from abandoned uranium mines on the Navajo Nation. Topics include; description and history of mines and reclamation initiatives, threats and contaminants, cleanup approach, environmental progress, potentially responsible parties, links ... More »
Accuracy
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| Type: | Course Related Materials |
Abstract: This website presents MathWorld's definition of accuracy. The site also includes links to related concepts and other math topics.
Air Quality Appendix
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| Type: | Course Related Materials |
Abstract: This 33-page PDF is part of the final statewide oil and gas environmental impact statement and proposed amendment of the Powder River and Billings Resource Management Plans. This section is an air quality appendix for the Crow Reservation. Included is information about existing air quality, agency roles ... More »
Air-sea Interactions: Activities in Oceanography
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| Type: | Course Related Materials |
Abstract: This set of online activities helps students learn properties of ocean waves, wind-wave relationships and properties of tsunamis. The second part of the module explains the El Nino-Southern Oscillation (ENSO) and its impacts on global climates. Activities includes simple calculations, discovery learning, ... More »
Alaska Volcano Observatory
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| Type: | Course Related Materials |
Abstract: This resource contains general information about the location and activity of volcanoes in Alaska, including St. Paul and St. George Islands.
America's Volcanic Past - Idaho
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| Type: | Course Related Materials |
Abstract: This website features descriptions of volcanic features and events in Idaho's three geologic regions. Descriptions include integrated definitions and links to related topics. The site also incorporates links to the geologic time scale, Craters of the Moon Volcanic Field and more in-depth information ... More »
An Assessment of Hillslope Stability Using the Factor of Safety
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| Type: | Course Related Materials |
Abstract: In this homework assignment, students consider the balance of forces on a hillslope using the Factor of Safety by calculating shear stress and shear strength for an example hillslope and formulating an expression for the factor of safety in an Excel spreadsheet. Students then use this spreadsheet to ... More »
An Introduction to the Navajo Culture
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| Type: | Course Related Materials |
Abstract: This site contains a detailed description of the Navajo culture as described by the Navajo Nation. Topics include the origin of the Navajo land, beliefs, the importance of family, ceremonies, a description of the Navajo Community College, the Navajo language and the future direction of Navajo life.
Analysis of an Aquifer Test at St. Paul Island, Pribilof Islands, Alaska
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| Type: | Course Related Materials |
Abstract: This 30-page PDF was prepared by the Alaska Department of Natural Resources and provides detailed information about the water supply available on St. Paul Islands. The site presents the results of an aquifer test and estimates potential yield from current wells. Tables, diagrams and well logs are included.
Angle of Repose
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| Type: | Course Related Materials |
Abstract: In this activity, students explore how different sediment properties influence slope stability. They make piles of sediments with varied grain size, angularity, and water content and measure the maximum slope at which the grains are stable. The results are then used to examine the nature, frequency, ... More »
Animals and Plants of the Bering Sea Land Bridge
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| Type: | Course Related Materials |
Abstract: This National Park Service website provides general information about plants and animals found in the Bering Sea region. Photographs are included, along with embedded links to topics of interest.
Applications of Vector Operators for Surface Atmospheric/Oceanic Processes
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| Type: | Course Related Materials |
Abstract: Vector operations are crucial for the understanding of many processes affecting surface conditions in the atmosphere and the oceans. Gradients, dot and cross products, and the Laplacian of surface variables (e.g., pressure, temperature, moisture, salinity, wind and ocean currents to name a few) are concepts ... More »
Ask NSDL
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| Type: | Course Related Materials |
Abstract: This National Digital Science Library (NSDL) site provides a forum for 300+ scientific and technical professionals from research, industry, government, and academia to answer the public's questions about science. Links to questions that have already been answered and to more information about NSDL and ... More »
Assessment of Shallow Biogenic Gas Resources in Montana
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| Type: | Course Related Materials |
Abstract: This 6-page PDF abstract by the Canadian Society of Petroleum Geologists is a reassessment of a USGS study of methane gas reserves in shallow Cretaceous deposits in northern Montana. The study is based on current production, hypothetical "plays," and the similarity of potentially productive facies in ... More »
Assiniboine (Nakoda)
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| Type: | Course Related Materials |
Abstract: This webpage provides information about the Assiniboine Tribe that resides on the Fort Belknap Indian Reservation in Montana. The site features a detailed account of the history of the tribe.
Atmospheric Vertical Structure and the First Law of Thermodynamics
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| Type: | Course Related Materials |
Abstract: This sequential set of in-class and homework problems concerns applications of the First Law of Thermodynamics. In the homework, students are first asked to compute and plot potential temperatures of specified adiabats. In a second assignment, the potential temperature from an observed sounding is computed ... More »
Au-Ag-Te Vein Deposits
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| Type: | Course Related Materials |
Abstract: This resource is a part of the USGS document entitled "Preliminary Compilation of Descriptive Geoenvironmental Mineral Deposit Models". This chapter of the document describes gold, silver and tellurium vein deposits. Topics include a summary of relevant geologic, environmental, and geophysical information, ... More »
The Basics of Salinity and Sodicity Effects on Soil Physical Properties
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| Type: | Course Related Materials |
Abstract: This resource from Montana State University addresses the effects of salinity and sodicity on different types of soil. Also discussed are the physical properties of soil and clay, and how these properties can affect plant growth.
