Learn the Issues
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Global Methane Initiative (GMI)
The Global Methane Initiative promotes cost-effective, near-term methane recovery through partnerships between developed and developing countries, with participation from the private sector, development banks, and nongovernmental organizations.
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Greenhouse Gas (GHG) Emissions and Removals
Learn about key greenhouse gases and their sources, as well greenhouse gas emissions at the global, national, facility,and household level.
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Biopesticides
Biopesticides include naturally occurring substances that control pests, microorganisms that control pests, and pesticidal substances produced by plants containing added genetic material. Find out about these biopesticide types and more resources.
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Training (2023 EIC)
Welcome Presentations for the2023 International Emissions Inventory Conference
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Walter Coke Petition to Correct EPA-Disseminated Information on RCRA Administrative Order on Consent
Document page on the petition from Walter Coke to the EPA.
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Permitting Under the Clean Air Act
This site will provide access to detailed information general CAA permitting topics plus region specific permitting content. It provides links to related air permitting site.
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Technologies for Legionella Control in Premise Plumbing Systems
Legionella technologies document page
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Desotec US LLC (Formerly Evoqua Water Technologies LLC): Permit and Supporting Documents
Documents pertaining to the Final RCRA Permit for the Desotec US LLC (Formerly Evoqua Water Technologies LLC) operates a carbon regeneration carbon regeneration facility located on the Colorado River Indian Tribes (CRIT) reservation near Parker, Arizona.
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California Clean Air Technology Initiative
The California Clean Air Technology Initiative is a partnership to develop clean air technologies for the San Joaquin Valley and South Coast Air Basins through collaborative projects in technology research, development, demonstration, and deployment.
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EPA Region 9 Brownfield Grants and Technical Assistance: Summary of EPA Brownfields Funding
A brief overview of EPA’s various competitive Brownfield grant programs, as well as Brownfield Technical Assistance available through the EPA Pacific Southwest Region 9 Brownfields Team.
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EPA Pacific Southwest (Region 9) to perform Five-Year Reviews at 25 Superfund sites in 2026
In 2026 EPA will perform comprehensive Five-Year Reviews of cleanups at 25 Superfund sites across Arizona and California. EPA will undertake these required reviews to ensure cleanup efforts continue to be protective of public health and the environment.
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Learning and Teaching about the Environment
EPA Student and Educator Classroom Resource Web Area
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AVERT Web Edition
test
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Peer Review of the Draft Risk Evaluation for Octamethylcyclotetrasiloxane (D4)
Information about the EPA's Peer Review of the risk evaluation for octamethylcyclotetrasiloxane (D4) under the Toxic Substances Control Act.
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Consultation and Coordination with Tribes in Region 10
Information about government-to-government consultation and coordination between EPA and tribes in Alaska, Idaho, Oregon, and Washington.
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Technical Assistance Webinar Series: Strengthening CWA-NPDES Permit Compliance to Protect Surface Waters
Technical Assistance webinars supporting EPA and Authorized State Significant Noncompliance (SNC) Rate Reduction National Compliance Initiative (NCI)
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Practical Sampling and Flow Measurement Tips for Wastewater Operators
This comprehensive webinar focuses on the essential math skills needed to accurately complete facility discharge monitoring reports (DMRs).
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Contactos del programa y estatales
Contactos
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WaterSense Frequently Asked Questions
Please check our list of common questions to see if your question is addressed.
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EPA का संसाधनहरू (Resources)
EPA Resources in Nepali