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Showing 1-90 of 889 Results
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Criteria Air Pollutants - Information by Pollutant

… Criteria Air Pollutants - Information by Pollutant This … included in the U.S. National Ambient Air Quality Standards and provides guidance on setting and … This page covers criteria air pollutants included in the U.S. National …
Guidelines, Tools & Models
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Stakeholder Engagement: Guidance Note - UNDP Social and Environmental Standards (SES)

… Note - UNDP Social and Environmental Standards (SES) This Guidance Note is part of a … related to the UNDP Social and Environmental Standards (SES). UNDP’s SES seek to (i) strengthen quality of programming by ensuring a principled …
Reports, Case Studies & Assessments
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Dominance of Wildfires Impact on Air Quality Exceedances During the 2020 Record-Breaking Wildfire Season in the United States

… Dominance of Wildfires Impact on Air Quality Exceedances During the 2020 … exceedances of health-based National Ambient Air Quality Standard (NAAQS) for fine particles … exceedances of health-based National Ambient Air Quality Standard (NAAQS) for fine particles …
Scientific publications
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ABC's of Air Quality

… ABC's of Air Quality This booklet provides illustrated … talking points on themes related to air quality and air pollution in alphabetical … research, and analysis related to air pollution. Send your questions and comments …
Online Training & Resources
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Guidance Document on Air Zone Management

… Guidance Document on Air Zone Management Air quality impacts all Canadians and affects many … below the Canadian Ambient Air Quality Standards (CAAQS). This guidance document … GUIDANCE DOCUMENT ON AIR ZONE MANAGEMENT PN 1593 ISBN …
Guidelines, Tools & Models
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Air Quality Assessment for Tashkent and the Roadmap for Air Quality Management Improvement in Uzbekistan

… Air Quality Assessment for Tashkent and the Roadmap for Air Quality Management Improvement in Uzbekistan … CLIMATE CHANGE OF THE REPUBLIC OF UZBEKISTAN AIR QUALITY ASSESSMENT FOR TASHKENT June 2024 and … diameter less than 2.5 microns (µm) (PM2.5) air pollution, Uzbekistan has the second …
Reports, Case Studies & Assessments
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Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles—Phase 3 (Proposed Rule)

… Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles—Phase 3 … (EPA) is proposing to promulgate new GHG standards for heavy-duty highway vehicles … through MY 2032 and to revise certain GHG standards for MY 2027 that were established …
Action Plans, Standards, Legislation and Agreements
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The Impact of Vehicle and Fuel Standards on Premature Mortality and Emissions

… The Impact of Vehicle and Fuel Standards on Premature Mortality and Emissions … adoption of stringent fuel and vehicle standards in those jurisdictions that do not … on the full report: Alvin Mejia (Clean Air Asia); Catherine Witherspoon and Joe Ryan …
Reports, Case Studies & Assessments
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Summary of the Clean Air Act

… Summary of the Clean Air Act The Clean Air Act (CAA) is the … EPA to establish National Ambient Air Quality Standards (NAAQS) to protect public health and … The Clean Air Act (CAA) is the comprehensive federal law …
Action Plans, Standards, Legislation and Agreements
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Guidance Framework for Better Air Quality in Asian Cities - Air Quality Communication

… Guidance Framework for Better Air Quality in Asian Cities - Air Quality Communication Air quality (AQ) … FOR BETTER AIR QUALITY IN ASIAN CITIES GUIDANCE FRAMEWORK … Air quality (AQ) communication involves the …
Guidelines, Tools & Models