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AIRNow - Offers daily air quality forecasts as well as real-time air quality for cities across the U.S., and provides links to more detailed State and local air quality websites [Multiple agencies involved; U.S. Environmental Protection Agency (EPA); U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA)]

Acid Rain (EPA Program) - Provides information on traditional and market-based approaches for controlling air pollution. [U.S. Environmental Protection Agency (EPA)]

Air Quality Where You Live - Provides links to information about the air quality in the U.S. [U.S. Environmental Protection Agency (EPA)]

Air Research - EPA conducts research that provides the critical science to develop and implement Clean Air Act regulations that protect the quality of the air we breathe. This research also puts new tools and information in the hands of citizens, communities, air quality managers and regulators to reduce air pollution. [U.S. Environmental Protection Agency (EPA), Offfice of Research and Development]

Air Resources Laboratory (ARL) - Carries out research on processes that affect the quality of the atmosphere - primarily related to transport, transformation and removal of trace substances [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), Office of Oceanic and Atmospheric Research (OAR)]

Air and Radiation - Quick access to news and hot topics related to air and radiation environmental information [U.S. Environmental Protection Agency (EPA)]

Air and Radiation: Visibility Impairment Caused by Air Pollution - Describes visibility impairment caused by air pollution in the United States, and EPA's activities to address the problem. [U.S. Environmental Protection Agency (EPA)]

Aircraft - Research guide from the Library of Congress Science Specialists [U.S. Library of Congress (LOC)]


Burn Wise - The importance of burning the right wood, the right way, in the right wood-burning appliance to protect your home, health, and the air we breathe. [U.S. Environmental Protection Agency (EPA)]


Carbon Dioxide Information Analysis Center (CDIAC) and the World Data Center for Atmospheric Trace Gases - Information on the greenhouse effect and global climate change [U.S. Department of Energy (DOE), Oak Ridge National Laboratory (ORNL)]

Clean Air Markets - Clean Air Markets Programs are regulatory programs that improve air quality and public health, by reducing air pollution from large stationary sources such as power plants. [U.S. Environmental Protection Agency (EPA)]

Clean Cities Program - Provides links to official publications of the Clean Cities Program and the Alternative Fuels Data Center, a component of the Office of Transportation Technologies [U.S. Department of Energy (DOE), Office of Energy Efficiency and Renewable Energy (EERE)]

Clearinghouse for Inventories and Emission Factors (CHIEF) - Information and links to data, resources, software, and models [U.S. Environmental Protection Agency (EPA)]


EPA Winter Tips - Winter tips to help increase energy efficiencies, family health, and waste reduction [U.S. Environmental Protection Agency (EPA)]

ESRL - Global Monitoring Division - Conducts research related to atmospheric constituents that are capable of forcing change in the climate of the Earth or that may deplete the ozone layer [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA)]

Earth Day: Selected Resources - Science Reference Guide - Finding guide from the Library of Congress, Science Reference Section [U.S. Library of Congress (LOC)]

Earth System Research Laboratory (ESRL) - Physical Sciences Division - Collaborate with colleagues around the world to create advanced remote sensors to meet environmental challenges [U.S. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), Office of Oceanic and Atmospheric Research (OAR)]

Effects of Acid Rain - Provides links to detailed information on acid rain effects on surface waters (e.g. lakes and streams), forests, automotive coatings, materials, visibility, and human health [U.S. Environmental Protection Agency (EPA)]

Envirofacts data warehouse - Direct access to the wealth of information contained in EPA databases [U.S. Environmental Protection Agency (EPA)]


Global Warming & Climate Change: Science Tracer Bullet - updated Feb. 2011 - Finding guide from the Library of Congress, Science Reference Service [U.S. Library of Congress (LOC)]

Green Vehicle Guide - Use this guide to choose the cleanest and most fuel-efficient vehicle that meets your needs. [U.S. Environmental Protection Agency (EPA)]

Ground Level Ozone - Ground level ozone pollution makes it hard to breathe. Learn more about the ground level ozone and the health risk. [U.S. Environmental Protection Agency (EPA)]


Historical U.S. State Energy Data - Provides energy maps, facts, and data by state [U.S. Department of Energy (DOE), U.S. Energy Information Administration (EIA)]


Indoor Air Quality - Provides information related to asthma, secondhand smoke, radon, mold, and radiation protection [U.S. Environmental Protection Agency (EPA)]


Learn about Air - Learn about the many ways air pollution can harm both your health and the atmosphere and what you can do to help protect the air we breathe. [U.S. Environmental Protection Agency (EPA)]


National Atmospheric Release Advisory Center (NARAC) - A national emergency response service for real-time assessment of incidents involving nuclear, chemical, biological, or natural hazardous material [U.S. Department of Energy (DOE), Lawrence Livermore National Laboratory (LLNL)]

National Exposure Research Laboratory (NERL) - Research and development that leads to improved methods, measurements and models to assess and predict exposures of humans and ecosystems to harmful pollutants and other conditions in air, water, soil, and food. [U.S. Environmental Protection Agency (EPA), National Exposure Research Laboratory (NERL)]

Nonroad Engines, Equipment, and Vehicles Air Quality - Information about air pollution from such sources as diesel farm and construction equipment, lawn and garden equipment, aircraft, trains, recreational vehicles, and boats, ships, and personal watercraft [U.S. Environmental Protection Agency (EPA)]


Ozone Depletion - Includes information on the science, regulations, methyl bromide, and the UV index [U.S. Environmental Protection Agency (EPA)]

Ozone Layer Protection - Information about the science of ozone depletion, EPA's regulatory approach to protecting the ozone layer, alternatives to ozone-depleting substances, and sun safety. [U.S. Environmental Protection Agency (EPA)]


Radon - Indoor Air Quality - Awareness information about a natural radioactive gas that causes lung cancer [U.S. Environmental Protection Agency (EPA)]

Reston Chlorofluorocarbon Laboratory - Site on the Chlorofluorocarbon Laboratory and its analytical services for CFCs, sulfur hexafluoride, dissolved gases including nitrogen, argon, methane, carbon dioxide, oxygen, and helium. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), Water Resources Division]


TOXNET - Collection of databases covering toxicology, hazardous chemicals, and related areas [U.S. Department of Health and Human Services (HHS), National Inst. of Health (NIH), National Library of Medicine (NLM), Specialized Information Services (SIS)]

The Institute for Integrated Catalysis - Programs include biomass conversion, environmental catalysis, microchannel reactors for fuel and chemical production, and surface science studies of catalysts. [U.S. Department of Energy (DOE), Pacific Northwest National Laboratory (PNNL)]

The Phaseout of Methyl Bromide - This site contains information about methyl bromide and background information on science, regulations, and alternatives [U.S. Environmental Protection Agency (EPA)]


Understanding, Managing, and Applying for EPA Grants - Every year, EPA awards over $4 billion in funding for grants and other assistance agreements. From small non-profit organizations to large state governments, EPA works to help many visionary organizations achieve their environmental goals. With countless success stories over the years, EPA grants remain a chief tool in the advancement of human health and the environment. [U.S. Environmental Protection Agency (EPA), Office of Research and Development]


William R. Wiley Environmental Molecular Sciences Laboratory (EMSL) - Research is on focused on developing a molecular-level understanding of the physical, chemical and biological processes that underlie the most critical environmental issues [U.S. Department of Energy (DOE), Pacific Northwest National Laboratory (PNNL)]