| Columbia Earthscape | | A resource that aims to select a wide range of topics to be made available for researchers, teachers, students, and decision makers involved in the field. Composed of four main areas: research, education, Earth Affairs Magazine, and links. |
| Environmental Links | | Personal web page of Miami University faculty member, with extensive collection of internet links on tropical ecology, weather phenomena, marine ecology, paleobiology, science pedagogy, nature photography, and related topics. |
| GeoIndex | | Internet directory of companies, associations, government, and education sites for the environmental, geology, geotechnical, hydrogeology, mining, and petroleum fields. |
| Geologia.com | | A portal for earth scientists, including selected Internet links (topics are geophysics, geotechnics, hydrogeology, and GIS) and commercial material. |
| Geologic Resources | | Resources for geoscientists, engineers, and other environmental professionals. Includes free resources, software, books, and instruments. |
| Geosource | | Resources for human geography, physical geography, planning, geoscience and environmental science. Provided by Utrecht University Library. |
| Global Change Directory | | NASA collection of links to internet resources on global change, earth science and environmental data and information. |
| Links for Mineralogists | | Annotated links to internet resources, especially for mineralogists, petrologists, crystallographers,and geologists. |
| Muppetmaster | | Extensive source of earth science related links, with emphasis on resources appropriate to students. |
| Planet Science | | Live information and views on volcanoes, space, solar eclipses, hurricanes and links to live views from around Earth. |
| Wind and Sea | | Atmospheric and oceanic sciences Internet Resource Locator provided by the NOAA Central Library. |
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