General Links to explore when browsing:    Science NetLinks - Part of the MarcoPolo site - Science NetLinks strives to be a comprehensive “homepage” for K-12 science educators. 

***Great Place to Start for Research : 

High School Environment Research Center from the EPA

Preselected sites will take you straight to information on air, water, waste and recycling, conservation, ecosystems, health and safety, and your neighborhood.

Biome Sites:  Tour of  the Biomes  |  World's Biomes - Well-written, informative pages that provide key facts regarding aquatic, desert, forest, grassland, and tundra biomes. Includes references and details reasons why it is important to know and recognize the key traits and attributes that make each biome unique. - nbh   Subjects: Biotic communities -- Classification

Center for the Environment - EPA - Government site for information and statistics- search engine available with good links to acid rain.  The High School Research Link

Classroom Energy - from American Oil and Natural Gas Industry.  Energy links, energy labs, student and teacher resources.

Department of Energy, U.S. - excellent resource for news items. And....Energy Information Administration Pages (EIA) - this looks like it is for younger students, but there are excellent 9-12 sites available - look at the Classroom Connection.

Earth Science - U.S. Geological Survey's (USGS) Learning Web - Projects, homework help, research tools, images, downloadables.

Earth Sciences Gateway from the Physical Sciences Information Gateway - Excellent and up-to-date links.

EarthTrends - The Environmental Information Portal from the World Resources Institute.  Excellent source of data on country, issue, ecosystem, populatkion, energy, agriculture, and more.

Electronic Green Journal - Peer-reviewed online journal on international environmental issues.  

ENature - Helps you identify nearly 5000 species of plants and animals by listing them in a searchable field guide. Learn all about habitats from Wetlands to Deserts. There are even local guides that list birds, reptiles, amphibians, and mammals in your area. Or you can learn to be a birdwatcher and catch up on all the latest bird-watching news.

Envirolink Network - This site is being developed as a comprehensive resource for individuals, organizations, and businesses working for social and environmental change.  Many useful links.

The Environment: A Global Challenge - The most comprehensive site on the environment with 400 articles and 811 pages including interactive features.

Environment, Safety and Health Information Portal - links sponsored by the Dept. of Energy.

Environment Timeline - The timeline begins with environmental problems that have plagued cultures from ancient times.  Click on the links to trace environmental concerns and the steps people have taken to meet them from ancient times to the recent past.

Environmental Defense - Another gateway site by an important organization to information on environmental hot topics and more.

Environmental Fate Data Base - Searchable databases on what happens to specific chemicals in the environment.

Environmental News Network - Online newspaper with news stories, in-depth accounts, significant press releases, and other information.

Enviromental Web Resources- Good search engine  - will have to narrow acid rain search to be more specific.

EnviroZine:  Environment Canada's Online Newsmagazine - On-line environmental issues magazine from the Canadian Ministry on the Environment.

Geodesy - Discovery Kit from NOAA that explores the science that measures and monitors the size and shape of the Earth.

Geology Web Resources- A collection of informative links about geology

Global Invasive Species Database - Searchable information provided by the Invasive Species Specialty Group.  Species Conservation Commission of the World Conservation Union.

Global Trends 2015 - A paper from the National Intelligence Council, which includes environmental issues.

Global Warming Sites: EPA: Global Warming - Climate System, Impacts, and Actions are the three main sections of this well-designed site.     Early Warning Signs - Information on various indicators, references, and teaching resources.   The Day After Tomorrow - Global Warming and what could happen.  Hollywood fiction vs. Science fact!

Global Warming Facts and our Future - an interactive learning session from Koshlan Science Museum.

Know Your Environment - Article database from the Academy of Natural Science of Philadelphia.

The Living Planet Report From the World Wildlife Fund, this site has a quantitative index of the state of the world's resources.  May want to read over this report for acid rain findings.

MapCruzin.com - Home page of the Clary Meuser Research Network which is an example of a small activist group providing links to relevant information on environmental issues.

Marine Biological Laboratory - A search should begin at the Database by clicking on either "marine organisms" or "image databases."  The Marine organisms allows users to choose from 200 species in telescoping links.  An image database of fish slides is available. 

NatureServe - a database of 50,000 species and ecosystems.  It is an international network of biological inventories - known as natural heritage programs or conservation data centers.  A great source for discussions of threatened ecosystems and endangered species.

NOAA Operational Significant Event Imagery -Coverage of current events, dust storms, fires, floods, icebergs, severe weather, unique imagery, volcanoes, and more!

Oceana - Find out about the state of our oceans, wetlands, and estuaries.  Study current issues, tips for beachgoers and boaters, oil recycling programs, and ideas for conservation. 

Oceanlink - Great place to learn about marine life, oceans, and our responsibilities to them.  

Physical Sciences Resource Center - is a web-based databank that provides K-20 teachers links to a wide range of teaching and learning resources in the physical sciences. All materials are classified by their grade level, topic, and activity type, and have descriptions outlining their content. Information about authors, publishers, costs, and copyright is also provided

Rainforest Web - This site is a wide-ranging portal that leads to areas such as: Why are rainforests important? What's happening in rainforests? Why are rainforests being destroyed? How are rainforests protected? and How can I help? These categories lead to hundreds of relevant links. On the front page, there are highlights of recent rainforest victories, honored activists, news articles, and ways to contribute. From the Rainforest Action Network. - bw Subjects: Rain forests | Deforestation | Forest conservation | Environmental responsibility

Shedd Aquarium - A site from the Philippines which is searchable by topics, lesson plans, and activities.

U.S. Dept. of Energy, Office of Environmental Management - The online databases for this department. Goes directly to Student/Teacher page.

Volcanoes:

Global Volcanism Project from Smithsonian - documenting the eruption of all volcanoes.

Volcano Site from Michigan Tech - A primary focus of volcanology is to provide scientific and educational information that can lead to hazard mitigation. Michigan Tech's Volcanoes Page aims to provide information about volcanoes to the public. Amongst these pages you will find information about current global volcanic activity, research in remote sensing of volcanoes and their eruptive products, hazard mitigation, "Decade Volcanoes", links to government agencies and research institutions, and even some volcano humor.

Water Quality Information Center - National Library of Agriculture page on water and agriculture. - Water Resources of the United States (USGS - U.S. Geological Survey)

Weather - Weather -  for Active Lives from Intelicast | AccuWeather

Winds - NASA's site for measuring winds from space.

The World's Water - Info on the world's freshwater resources from the Pacific Institute for Studies in Environment.