Environment & Ecology

Welcome to the Environment and Ecology Research Guide.

Click on a tab below to find books, videos, articles, and websites for use in Environmental Biology and regular Biology classes.

If you need additional help, stop by the Reference Desk or contact a reference librarian: Ask A Librarian

  1. Books & Videos
  2. Databases and Journals
  3. Websites

Finding Books

Use the COD Library catalog to find books & videos. Click on the "keyword" tab to search using multiple search terms and limit your results by material type (book, video), date, or language. You'll need a current College of DuPage Library card to check out books.

Reference Works

Reference works, such as dictionaries and encyclopedias are useful for learning about background information on a topic
Please note that print reference books may be used while in the library only. Online reference books may be accessed from any on or off-campus computer. You'll need a College of DuPage Library card to access online books and articles from off-campus.
Click on the links below to access the online book/website or record/description of the print book.


The Library owns many films on Ecology and Environmental Topics in DVD, VHS and streaming formats. Check the list of titles at:

The Library subscribes to many databases that provide access to thousands of popular and credible, scholarly journals. Many databases provide access to full-text articles, while some provide information about the article only (citation). Request (for free!) through Interlibrary Loan copies of articles to which the Library doesn't have full-text access.

Access the article databases listed below.

Best Bet links: Databases and Journal Holdings


  • See Meteorology Research Guide for links related to Climate Change
  • See Zoology Research Guide for links related to Endangered Species
  • Biodiversity and Conservation
    Hypertextbook for University of California-Irvine Biological Conservation course. Includes information organized into 24 chapters with numerous weblinks.
  • Biodiversity Hotspots
    Information about, conservation threats and useful links relating to the 25 areas on earth with the greatest diversity of species.
  • Center for Invasive Species and Ecosystem Health
    This center at the University of Georgia provides a portal to 28 hosted sites. Find over 100,000 of images, topic overviews to such subjects as urban forestry, prescribed fire, insects, etc., and more.
  • Chicago Wilderness
    Informative guides on where to find natural areas such as prairies, forests, wetlands and dunes in the Chicago area, biodiversity protection resources, and how to get involved in protecting local habitats.
  • Chicago Environmental Network
    Connections to over 200 environmental and natural resource organizations in the Chicago Region with a guide to volunteer activities, job and internship opportunities, and a list of all the organizations in CEN including mission statement and links to sources for more information.
  • Daily Green
    Green living resources for home, cuisine, travel, tips & advice.
  • Descriptions of the Ecoregions of the United States.
    Robert G. Bailey's guide to the ecoregions and finer division provinces ot the U.S.
  • Encyclopedia of Earth an electronic reference about the Earth, its natural environments, and their interaction with society sponsored by the National Council for Science and the Environment
  • Energy Explained
    From the Energy Information Agency of the Department of Energy, unbiased information on all aspects of energy, whether nonrenewable or renewable.
  • Environment of the Great Lakes
    Links to news, flora & fauna, water data, pollution, legislative and environmental groups and much more provided by the Great Lakes Information Network.
  • Environmental News Network
    A web aggregator of environmental news around the world. Topics include agriculture, pollution, energy, climate, and wildlife.
  • Global Invasive Species Database
    An online database managed by the Invasive Species Specialist Group, part of the IUCN -International Union for Conservation of Nature.Search by species name, country, habitat, or organism type. Some entries are extensive, others very short. Provides information on invasive species worldwide: ecology,distribution, management, impact, references, web links and contacts when available. See top 100 invasive species for most worrisome organisms worldwide.
  • Illinois Endangered Species Protection Board. Online links
    List of threatened and endangered species in Illinois.
  • National Invasive Species Information
    The U.S. Department of Agricultures's gateway to invasive species information; covering Federal, State, local, and international sources..
  • NatureServe
    From a non-profit conservation organization representing an international network of biological inventories, links to information about conservation projects and data on plants and animals in hundreds of ecosystems.
  • United States Environmental Protection Agency (EPA)
    Official website of the federal agency charged with protecting the environment. Includes fact sheets, government reports, and issue discussion sites on many environmental topics.
  • Web Soil Survey from the USDA
    Soil data and information produced by the National Cooperative Soil Survey with data on soils for over 95% of U.S. counties.
  • Tallgrass Prairie in Illinois.
    From Ken Robertson of the Illinois Natural History Survey, a guide to the tallgrass prairie in Illinois, including a lengthy bibliography of print references and links to many prairie-related websites.
  • Wildfinder.
    The World Wildlife Fund presents maps and information about 825 terrestrial ecoregions are nested within fourteen with information about animal species.
  • World Wildlife Fund Ecoregions.
    26 major habitat types: terrestrial, freshwater and marine with information on characteristics of each biome.
  • The World's Biomes.
    Basic information on aquatic, desert, grassland, forest, and tundra biomes.
  • The United Nations tracks progress on drinking water sanitation, etc.
  • List of Endangered and Threatened Species in Illinois. Or check the list by county.
    Compiled by the Illinois Department of Natural Resources.
  • The National Resources Conservation Service includes data on soil, clean air, water, plants, and wildlife.
  • Collaboration for Environmental Evidence seeks to promote and deliver evidence syntheses on issues of greatest concern to environmental policy and practice as a public service. Check out the library for systematic reviews and maps related to the environment, as well as their open-access journal.