SCAQMD South Coast Air Quality Management District, Los Angeles, U.S.
SCE Southern California Edison, U.S.
SCIO State Council Information Office, China
SCR Selective Catalytic Reduction NOx removal
SCRAM Support Center for Regulatory Monitoring, U.S.
SEPA State Environmental Protection Agency, China
SERC State Electricity Regulatory Commission, China
SERRF Southeast Resource Recovery Facility, California, U.S.
SETC State Economic and Trade Commission, China
SIP State Implementation Plan, U.S.
SLAMS State and Local Air Monitoring Stations, U.S.
SNCR Selective Non-Catalytic Reduction
SO2 Sulfur Dioxide
SoCAB South Coast Air Basin, Los Angeles and surrounding cities, U.S.
STN Speciation Trends Network, U.S.
SUV Sports Utility Vehicle
TOD Transit-Oriented Development
TSP Total Suspended Particulate, particles with aerodynamic diameters ~<30 µm
UCS Union of Concerned Scientists
UN United Nations
UNCHE United Nations Conference on the Human Environment
UNDP United Nations Development Programme
UNEP United Nations Environment Programme
UP Ultrafine Particles with aerodynamic diameters < 0.1 µm
U.S. United States
USC Ultra SuperCritical coal combustion
USC United Smoke Council, U.S.
USDA Department of Agriculture, U.S.
USFS Forest Service, U.S.
USGS Geological Survey, U.S.
VMT Vehicle Miles Traveled
VOC Volatile Organic Compound
WHO World Health Organization
WRAP Western Regional Air Partnership, U.S.