This is part of the U.S. Geologic Survey's Water Science for Schools website. It consists of a set of links to other parts of the site dealing with groundwater-related topics such as groundwater flow and distribution, trends in groundwater use, importance of groundwater, and groundwater quality. Graphic illustrations and photographs are provided. Full description.

Geomorphology from Space is an out-of-print 1986 NASA publication designed for use by the remote sensing, science, and educational communities to study landforms and landscapes. Users can access a gallery of images consisting of 237 plates arranged by particular types of landforms such as tectonic, volcanic, planetary, and others. Photographs, locator maps, and sometimes a geologic map accompany the ... Full description.

Fourth and fifth grade students can participate in these lessons and classroom activities concerning plants and plant science. Each lesson in this program is interdisciplinary, and is designed to introduce students to plant science and increase their understanding of how food grows. Students will identify the different parts of plants, what is needed for plants to grow, and learn about plant life ... Full description.

Teachers can access a variety of lesson plans and activities on plants. The lessons in this program are interdisciplinary, and are designed to introduce students to plant science. Each lesson plan features introductory and background information, instructions, additional materials for deeper study, and resources lists. A glossary and links to other related sites are also included. A Spanish translation ... Full description.

This site provides a brief description of the Dustbowl in the American Great Plains during the 1930s and relates its effects to what is occurring presently in the Sahel of North Africa. In this dry savannah environment, human activity coupled with prolonged drought are causing desertification. The site features text, satellite imagery, and links to other related materials. Full description.

As part of this activity, students look in their own homes for foods that contain ingredients derived from seaweed . The activity points out that seaweeds are not really weeds but large forms of marine algae, and that seaweed derivatives are used in a large variety of foods and household products. Objectives, a list of materials, instructions, and a take-home worksheet are included. Full description.

This collection of images was acquired by astronauts as they flew various missions on the space shuttle and the International Space station. The collection is searchable by geographic location (an interactive map), landforms, human-created features, weather phenomena, water habitats, and others. The images are available in three resolutions and include cataloging data and a caption. Full description.

NASA's Visible Earth is a searchable directory of images, visualizations, and animations of the Earth. The images are also listed under the following categories: agriculture, atmosphere, biosphere, cryosphere, human dimensions, hydrosphere, land surface, oceans, radiance or imagery, solid earth, locations, and satellites. Accompanying each image are credits, data about the image, the satellite it ... Full description.