e·col·o·gy (-kl-j)
n. pl. e·col·o·gies

1.
a. The science of the relationships between organisms and their environments. Also called bionomics.
b. The relationship between organisms and their environment.
2. The branch of sociology that is concerned with studying the relationships between human groups and their physical and social environments. Also called human ecology.
3. The study of the detrimental effects of modern civilization on the environment, with a view toward prevention or reversal through conservation. Also called human ecology.

1. Aquatic Biodiversity - Marine ecosystems are a part of the largest aquatic system on the planet, covering over 70% of the Earth's surface.
2. Aquatic Biomes - Life began in the ocean billions of years ago. 
3. Bioindicators of Aquatic Ecosystem Stress
4. Conservation & Science - Aquatic Ecosystems - National Zoo.
5. Great Lakes Ecosystems - Aquatic Ecosystems.
6. Our Living Resources - U.S. Department of the Interior National Biological Service. A Report to the Nation.
7. USGS Aquatic Ecosystems - Communities of interdependent organisms living primarily in or on water.

• Amazon Interactive - Explore the geography of the Ecuadorian Amazon through online games and activities.
• American Museum of Natural History, The - One of the world's preeminent institutions for scientific research and education, with collections of more than 32 million specimens and artifacts.
• Arizona-Sonora Desert Museum - Natural history museum and botanical garden, all in one place.
• Bagheera - A Website For Our Endangered Species.
• Benefits of Trees In Urban Areas - Trees are major capital assets in cities across the United States.
• Biome/Habitat Animal Printouts - EnchantedLearning.com
• Biomes - These webpages were developed by approximately seventy 9th grade students at Thurston High School in Springfield, Oregon in 1997.
• Biomes - This module on biomes was designed to help you learn the basic patterns of life on earth and to prepare for examinations.
• Biomes, Freshwater and Marine Ecosystems - What is it like where you live?
• BP America Inc. - BP is the single, global brand formed by the combination of the former British Petroleum,
• Bryce Canyon National Park
• Bureau of Land Management - Sustains the health, diversity, and productivity of the public lands for the use and enjoyment of present and future generations. BLM Education
• California CREEC - The California Regional Environmental Education Community (CREEC) Network is an educational project...

• California Digital Conservation Atlas - California's comprehensive public website for conservation information.
• Canadian Museum of Nature - Découvrez le monde naturel grâce au Musée canadien de la nature.
• Center for the Environment - The Center for the Environment is a Cornell-wide unit...
• Chem4Kids.com - Peruse sections on atoms, matter, elements, the periodic table, biochemistry, and reactions.
• Colorado Alliance for Environmental Education (CAEE) - Facilitates communication, cooperation, collaboration, and coordination among the varied environmental education programs in the state.
• Cornell Center for the Environment
• Critical Ecoregions Program (U.S. and Canada) - The Critical Ecoregions Program offers a practical, long-term strategy to buttress the "web of life" on Earth. From the Sierra Club.
• CSREES - Cooperative State Research, Education, and Extension Service of USDA.
• Desert Biome - Have you ever driven through a DESERT on a trip to anywhere?
• Desert Environment, The - All you ever wanted to know about deserts, with emphasis on the desert of North American and their 4 main divisions -- the Chihuahuan, Great Basin, Mojave and Sonoran.
• Desert Life- What is a desert? How many deserts are in North America?
• DesertUSA - DesertUSA is an online travel and adventure guide to the desert regions of the American Southwest.
• Endangered Species of Hawaii - Venture into Hawaii's Coral Reefs.
• Environmental Education - Washington State Department Ecology.
• Environmental Protection Agency - Adopt Your Watershed.
• EO Laboratory: Mission: Biomes - Have you ever wondered what it would be like to live in a different part of the world?
• Explore the Fantastic Forest - Here you’ll encounter a variety of habitats—places perfectly suited for particular plants and animals.
• Fish and Wildlife - Species.
• Forests For Life - Forests for Life is an integrated approach to forest conservation through campaigning, fieldwork, policy and partnerships.
• From the Pond to the Desert - Your Guide to the Biomes of the World...
  
• Geography Action! - Science, Habitats, Conservation: National Geographic.
• GLOBE - A worldwide hands-on, primary and secondary school-based education and science program.
• Habitat Animal Printouts. - A complex community of plants and animals in a region and a climate is called a biome.
• Images of the California Environment
• John Harvey Photo!
• Journey Into Amazonia - Journey Into Amazonia features the swollen rivers, flooded forests and dense canopy of the vast rain forest recognized as one of Earth's natural wonders.

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