El Nino is a disruption of the ocean-atmosphere system in the tropical Pacific with important climatic consequences around the globe. This NOAA theme page features links to widely distributed information. Includes data, graphics, forecasts, historical perspectives, and in-depth analysis. It is intended to be useful to scientists, administrators, students and the general public. Links include sites ... Full description.

Excellent teaching resource from U.S.G.S on water, from basic properties to water quality, inventory of world water sources, how to measure streamflow, components of water use patterns, human impacts, offers a quiz in the interactive Activity Center. Site also available in Spanish, interactive diagram with details of water cycle is available in 50 languages. Provides map and data libraries on who ... Full description.

Classroom activities based on how scientists study active volcanoes on the deep ocean floor. Activities include: locating an earthquake epicenter, recording geological and biological information during an ocean floor traverse, creating cross-section profiles of the ocean floor, and graphing seafloor data. Resources include videos and teacher guides. Full description.

Developed and maintained by the Jason Education Project at the Texas A&M University, this comprehensive site has educational information and activities on weather, foraminifera, coral reefs, satellites, El Nino, ice ages, fisheries, waves, icebergs and currents. A wealth of student and educator resources is available. Teacher resources include a crash-course in oceanography, a section on using ... Full description.

USGS provides data on streamflow, lake and reservoir levels, groundwater, precipitation and water quality from monitoring stations around the country. Clickable U.S. map provides state maps, select one or more stations for detailed reports. Can build custom summary tables for one or more stations, or build a sequence of graphical or tabular data. Some technical definitions needed to understand reports, ... Full description.

Provides water quality data from the San Francisco Bay. Explains data with a glossary of technical terms, description of sampling program and methods, sample displays of data, visual displays of sampling results and more. Data available from 1963 to the present. Scatter plots and seasonal change analysis also available. Full description.

Provides real-time water temperature data and average monthly temperatures from stations along coastal U.S. Clickable map or links take you to Atlantic coast, Gulf and selected Caribbean sites, Pacific coast, Alaska, Hawaii and selected Pacific Islands. Some entries connect directly to data collection stations with additional data available. NODC also provides other oceanographic data, from waves ... Full description.

Provides datasets (starting 1988) about tidal wetlands in Virginia, human impacts, management practices and results of management on the resources. Select data by year, activity, watershed, or wetland type. Good for research, education, environmental management/policy and general inquires about human impacts on tidal wetlands. Describes data collections methods, provides summary of wetlands management. ... Full description.

In the mid-1980s, the RIM Program was established to quantify loads and long-term trends in concentrations of nutrients, such as nitrogen and phosphorus, and suspended material entering the tidal part of the Chesapeake Bay Basin from its nine major tributaries. Site features information on sampling methods, water chemistry, publications, links, glossary, and a bibliography of valuable resources. Site ... Full description.

Access flood tracking charts for USGS gaging stations in and around North Dakota. Coverage area is divided by subbasins for the Missouri River and the Red River of the North. For almost 150 stations, the following information is available: current gage height, recent maximum height, highest recorded height, station latitude and longitude, station map, site characteristics, daily raw data, and peak ... Full description.