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This USGS fact sheet provides information about mercury toxicity and its occurrence in the environment. Maps, diagrams, and photographs complement the text which discusses the sources and types of mercury in the environment, exposure pathways, and health effects on humans and wildlife. Full description.
Grade level: Middle (6-8), High (9-12), College (13-14), General public
Resource type: Illustration - scientific, Map, Photograph, Ref. material
Subject: Biology, Ecology, Environmental science, Natural hazards
 
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This clearinghouse site features links to a comprehensive collection of resources related to the arsenic health crisis in Bangladesh and India. The site provides links to news articles, reports and other project documents, reference materials, medical information, and an online forum and email newsletter. Full description.
Grade level: College (13-14), College (15-16), Graduate / Professional, General public
Resource type: Clearinghouse
Subject: Biology, Environmental science, Hydrology, Natural hazards
 
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This site presents an interactive periodic table that provides information about each element including its description, uses, occurrence, and role in biological processes. For instructors, the site features five comprehensive teaching packets which include teachers' guides, student pages, background materials, maps, and other student activities. The complete packets are available for a fee, but some ... Full description.
Grade level: Intermediate (3-5), Middle (6-8), High (9-12), College (13-14), College (15-16), Graduate / Professional
Resource type: Lesson plan, Module / Unit, Photograph, Ref. material
Subject: Biology, Environmental science, Geology, Mineralogy or petrology
 
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This site features a presentation about the development of a public health standard for chromium in drinking water in California. The presentation includes useful information about chromium availability, toxicity, and carcinogenic effects. Full description.
Grade level: Graduate / Professional
Resource type: Presentation / Demo, Ref. material
Subject: Biology, Environmental science, Geochemistry
 
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This fact sheet provides general information about elemental chromium, including types of chromium, uses, and the effects of short-term and long-term exposure. Full description.
Grade level: Middle (6-8), High (9-12), College (13-14), College (15-16), Graduate / Professional, General public
Resource type: Ref. material, Abstract / Summary
Subject: Biology, Chemistry, Environmental science, Geochemistry
 
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This online book evaluates the current understanding of the linkages among climate, ecosystems, and infectious disease. It outlines the research needed to improve the understanding of these linkages and examines the potential for using climate forecasts and ecological observations to help predict infectious disease outbreaks. The entire book may be read online in HTML or PDF formats, and hard copies ... Full description.
Grade level: College (13-14), College (15-16), Graduate / Professional
Resource type: Book - text
Subject: Biology, Climatology, Ecology, Environmental science
 
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This online book examines how contaminants are released by incineration, environmental dynamics of contaminants and routes of human exposure, approaches for assessing possible human health effects, and scientific concerns pertinent to future regulatory actions. The book may be read for free online in HTML or PDF formats, printed from a PDF file, or hard copies may be ordered from the site. Full description.
Grade level: College (15-16), Graduate / Professional
Resource type: Book - text
Subject: Biology, Environmental science, Geochemistry
 
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This report explains how many chemicals used in pesticides, cosmetics, drugs, food, and commerce have not been sufficiently tested to allow a complete determination of their potential hazards. The report uses a model to show how research priorities for toxicity testing can be set. It may be read online, printed, or ordered in hard copy from the site. Full description.
Grade level: Graduate / Professional
Resource type: Book - text
Subject: Biology, Chemistry, Environmental science, Policy issues
 
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This tutorial uses pictures, graphs, and text to explain what trace elements are, where they come from, and how they affect human health. The lesson focuses on iodine, flourine, and selenium, but also provides information about several other common trace elements such as calcium, magnesium, potassium, sodium, iron, zinc, and more. Students follow the tutorial frame by frame and can take a quiz at ... Full description.
Grade level: Middle (6-8), High (9-12), College (13-14), College (15-16), Graduate / Professional
Resource type: Assessment / Evaluation, Tutorial
Subject: Biology, Chemistry, Environmental science, Geochemistry
 
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Much of the more than 30 million tons of asbestos used in the United States since 1900 is still present as insulation in offices and schools, as vinyl-asbestos flooring in homes, and in other common products. This book presents a comprehensive evaluation of the relation of these fibers to specific diseases and the extent of non-occupational risks associated with them. It covers sources of asbestiform ... Full description.
Grade level: Graduate / Professional
Resource type: Book - text
Subject: Biology, Environmental science, Mineralogy or petrology, Natural hazards
 
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