Learn the Issues
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Transportation, Air Pollution and Climate Change
Learn how emissions reductions, advancements in fuels and fuel economy, and working with industry to find solutions to air pollution problems benefit human and environmental health, create consumer savings and are cost effective.
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State and Local Transportation Resources
This web area is designed to provide resources to state and local governments and their citizens about transportation and air quality.
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Mobile Source Pollution and Related Health Effects
This site provides information on the health effects of air toxics from vehicles to both groups and individuals looking to further their subject knowledge, learn about EPA’s role in reducing air toxics, and find out how individuals can play a role.
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Tribal Drinking Water Operator Certification Program
Certified operators play a vital role in protecting public health by providing safe drinking water to the public
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Data and Modeling Resources for Mobile Source Pollution
This page contains information Data and Modeling Resources for Mobile Source Pollution.
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Federal Water and Wastewater Resources for Tribes
EPA works with Tribal Governments and Tribal Utilities to help their systems comply with the SDWA to improve access to safe drinking water.
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Combined Heat and Power
CHP is on-site electricity generation that captures the heat that would otherwise be wasted to provide useful thermal energy such as steam or hot water than can be used for space heating, cooling, domestic hot water and industrial processes.
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GPP Webinar: Making an Impact on Energy Use in Your Community
Green Power Partnership webinar focused on green power use in communities.
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Green Power Partner Map
Green Power Use Map Partner List
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Hypoxia Task Force Nutrient Reduction Strategies
This page has information about and links to HTF state and federal nutrient reduction strategies.
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National Environmental Education Advisory Council (NEEAC) Reports, Advice, and Response Letters
This page includes information on the report to the Administrator from the advisory council on environmental education.
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Heat Pumps
Burnwise description of heat pumps and their benefits
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Case Studies and Reports Related to Residential Wood Heat
Wood stove changeout campaign case studies.
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Burn Wise Outreach Materials: Burn Wood the Right Way
Burn Wise outreach material. Burn Wise is a partnership program of that emphasizes 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.
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EPA-Approved Test Labs and Third-Party Certifiers for Residential Wood Heaters
List of EPA-approved test labs and third-party certifying entities for 2015 Residential Wood Heaters NSPS
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National Aquatic Resource Surveys
EPA reports information on the condition of our nation's waters using probabilistic surveys. The National Aquatic Resource Surveys assess the status of and changes in water quality of the nation's coastal waters, lakes, rivers and streams, and wetlands.
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Agriculture Nutrient Management and Fertilizer
Fertilizers and soil amendments can be derived from raw materials, composts and other organic matter, and wastes, such as sewage sludge and certain industrial wastes. Overuse of fertilizers can result in contamination of surface water and groundwater.
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Agricultural Pasture, Rangeland and Grazing
Information on livestock production in pastures, rangeland, and other grazing operations.
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Agricultural Crops
There are several environmental concerns associated with the production of agricultural crops.