Collections and Lists
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Science Matters Articles related to Sustainability Research
Find published Science Matters articles about the EPA's sustainability and green practices research.
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Compositions of Refrigerant Blends
This page contains a table showing percentage composition of HCFCs, HFCs, and HCs in refrigerant blends.
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Environmental, Health, and Flammability Info on Substitutes for HCFC-22 and 142b foam
Environmental, Health, and Flammability Info on Substitutes for HCFC-22 and 142b
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Smoke-Ready Toolbox for Wildfires
Resources and tools for wildfires that provide information on health impacts from smoke exposure, current fire conditions and forecasts and strategies to reduce exposure to smoke.
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Clean Air Act Title VI - Stratospheric Ozone Protection
This page has links to Clean Air Act sections relating to protecting the ozone layer through phasing out of class I and II substances and other requirements.
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Clean Air Act Title IV - Subchapter A: Acid Deposition Control
This page has links to Clean Air Act section that covers acid deposition control in subchapter IV-A.
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Clean Air Act Title III - General Provisions
This page has links to Clean Air Act sections relating to general provisions of the act, including policy review, audits and emergency powers.
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CAA Permitting Tools & Related Resources
Resources that support Clean Air Act permitting activities.
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ERLN Related Links
Environmental Response Laboratory Network related resources include Standardized Analytical Methods, Regional Laboratories Core Capabilities, the Water Laboratory Alliance, and EPA's Quality System.
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2010 Nitrogen Dioxide (NO2) National Ambient Air Quality Standards (NAAQS) Implementation Actions
Read about the EPA's infrastructure actions for the 2010 primary NO2 NAAQS. These actions are regarding states' failure to submit infrastructure SIPs addressing various parts of the standards.
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Clean Air Act Permitting for Greenhouse Gases
Provides basic information about the greenhouse gas air permitting program, including the different types of permits and who issues them
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AgSTAR Case Studies
Project case studies, reports and presentations that provide additional information and details about farm-based anaerobic digester projects
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Service Contract Inventory
This page contains the EPA's service contact inventories and their analyses from 2010 to 2019.
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Support Documents for Phosphogypsum and Process Wastewater Section 21 Petition
Documents supporting the section 21 petition request EPA take action on phosphogypsum and process wastewater
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Alternative Fuels and E85 Fuel
A hub page provides links to alternative fuels and E85 fuel pages.
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Request for Information on Emerging Technologies and Information Collection Request for the Oil and Natural Gas Industry
learn about the draft information collection request for oil and natural gas companies to help develop methane regulations, and the request for information on emerging technologies
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Substitutes in Commercial Ice Machines
This page contains a searchable/filterable/sortable table of substitutes listed acceptable for use in commercial ice machines.
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2010 Sulfur Dioxide National Ambient Air Quality Standards Implementation Actions
Read about the EPA's infrastructure actions for the 2011 primary SO2 NAAQS. These actions are regarding states' failure to submit SIPs addressing various parts of the standards.
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2006 Particulate Matter (PM) National Ambient Air Quality Standards (NAAQS) Actions
Read about the EPA's infrastructure actions for the 2006 PM NAAQS. These actions are regarding states' failure to submit SIPs addressing various parts of the standards. Here you can read the federal register notices,and fact sheets
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Substitutes in Electronics Cleaning
This page lists all substitutes in electronics cleaning.