Wilson Alwyn Bentley (1865-1931), famous for his photomicrographs of snow crystals, prepared sets of glass lantern slides of dew, frost and ice crystals. Many of these sets found their way to colleges and universities around the United States. The University of Wisconsin's Department of Atmospheric and Oceanic Sciences donated their collection to the Schwerdtfeger Library in 2000. Shortly after, the ... Full description.

The New Millennium Observatory (NeMO) is a seafloor observatory off the coast of Oregon, which studies the relationships between submarine volcanic events and the chemistry and distribution of hydrothermal vents and the biologic communities that depend on them. The research activities at NeMO provide an extraordinary educational opportunity, both from the daily reports from expeditions at sea and ... Full description.

Windows to the Universe is a user-friendly learning system pertaining to the Earth and Space sciences. The objective of this project is to develop an innovative and engaging web site that spans the Earth and Space sciences and includes a rich array of documents, including images, movies, animations, and data sets that explore the Earth and Space sciences and the historical and cultural ties between ... Full description.

This site is all about snow crystals and snowflakes. The many facets of snow crystals are described here, along with attempts to understand their formation. This site includes collections of super-high-resolution snow crystal photos, as well as links to learn about snow crystal classifications and how to make snow crystal fossils. Included in the study of how snow crystals form, these researchers ... Full description.

WhaleTimes will take young users on an adventure to the ocean. This resource provides a wealth of information and pictures on popular sea life, such as whales, seals, sea lions, sharks, penguins, and walruses. It helps the user to find out how animals survive in the sea, what they eat, where they live and much more. There are several computer activities for young kids, and a list of books that focus ... Full description.

This Web site features a daily image of an unusual aspect of the Earth's system. Each image includes a description, when and where it occurred, and other information. Search the archive by keyword or browse by topic going back to 2000. Full description.

This collection of over 1000 geoscience images is made available to the geoscience community and general public for the purposes of enhancing Earth education, and serving the community of science that the American Geological Institute supports. This digital archive was released to the public in June 2003, after nearly a year of work acquiring, scanning, and indexing images. Users may search, browse ... Full description.

This field activity has two parts: Elementary school students are asked to draw and verbally describe clouds and are given web access to cloud pictures. High school students are taken outdoors to describe cloud height, shape, and cover; and wind speed before answering questions. The activity is part of the Atmospheric Visualization Collection (AVC), which focuses on data from the Atmospheric Radiation ... 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.

This United States Geological Survey (USGS) publication discusses earthquake intensity versus earthquake magnitude. It covers the differences between the two scales: Richter (magnitude), and Mercalli (intensity), as well as provides some photos of major earthquake damage. Full description.