NeMO studies the dynamic interactions between submarine volcanic activity and seafloor hotsprings at an observatory called Axial Seamount. The research activities at NeMO provide an extraordinary educational opportunity, both from the daily reports from expeditions at sea and from creative learning materials based on NeMO results. The site features curriculum materials designed for high school and ... Full description.

This concentrated, in-depth resource provides access to recent information on El Nino Southern Oscillation (ENSO) and La Nina in the Pacific Ocean, including data, graphics, forecasts, historical perspectives, in-depth analyses, prediction benefits, impacts on human life, and information on the 1997/1999 El Nino and La Nina events. Links to relevant data include Tropical Atmosphere Ocean Project (TAO) ... Full description.

Visitors to this resource will find information about U.S. marine sanctuaries - their history and current management, their scientific and educational programs, and their continuing efforts to conserve our nation's ocean and coastal treasures. A national calendar provides information on the many exciting events that take place in the sanctuaries throughout the year. Within the 13 sections of the site, ... Full description.

This site provides two interactive exercises designed to help the user learn about river processes like discharge, flooding and flood frequency. Both exercises require the user to make observations and measurements, do simple calculations, and answer questions. Full description.

The Ocean World site has a wide variety of information regarding the ocean. Established by Texas A and M University's Jason Project, Ocean World provides a wealth of information on weather, forams, icebergs, fisheries, coral reefs, waves, El Nino, currents and more. The site contains information for both students and teachers. The teacher section of the site contains background information on all ... Full description.

In this lesson plan students observe a teacher-directed demonstration that provides a conceptual understanding of latent heat. A reusable handwarmer that uses a solution of sodium acetate is used to illustrate phase changes and the release of energy and latent heat. Full description.

This report discusses how natural processes and human activities affect the interactions of ground water and surface water, and the importance of considering ground water and surface water as a single resource. Topics include natural processes of ground- and surface-water interaction; chemical interactions; and the effect of landscapes on these interactions. There is also discussion of the effects ... Full description.

This booklet provides a brief introduction to the concept of plate tectonics and complements the visual and written information in This Dynamic Planet, a map published in 1994 by the U.S. Geological Survey (USGS) and the Smithsonian Institution. The booklet highlights some of the people and discoveries that advanced the development of the theory and traces its progress since its proposal. Although ... Full description.

Visitors can access a variety of information on global warming, emissions and impacts of greenhouse gases, and what is being done to evaluate and remedy the effects of a changing climate. Interactive calculators are available online for assistance with estimating greenhouse gas emissions of specific activities and evaluating emission reduction opportunities. A searchable database by topic, information ... Full description.

The PALEOMAP Project illustrates the plate tectonic development of the ocean basins and continents, as well as the changing distribution of land and sea during the past 1100 million years. The reconstruction of paleoclimates is also discussed. Maps are viewed as animations where the time component can be user-manipulated. Included are a variety of background materials which supplement the animations. ... Full description.