government over the period 2010 to 2013, to test the joint hypotheses that (1) atmospheric ozone production in the São Paulo … use in the gasoline-ethanol vehicle fleet leads to higher ozone concentrations in urban São Paulo's ambient air. We adopt … a regression discontinuity design (RDD) and flexibly test each discontinuity separately. Our finding that ozone levels …

it a model for other agreements, but its power goes beyond protecting the stratospheric ozone layer. Much of the …

revision and attempted re-revision of the primary NAAQS for photochemical oxidants (ozone), in which two EPA Administrators … perspective on the roles of science and policy in environmental decision making. Drawing on the ozone "rulemakings" as a case … the NAAQS standard-setting process in Part II, Parts III and IV describe the EPA's 2008 revision to the ozone NAAQS and …

.5 g-O3/g-COD, and the total carbon emission of catalytic ozonation is usually higher than 393.12 kgCO2e/m3 wastewater. In … emission reduction was about 3.0×103 t CO2 e/a. The study demonstrates the advantages of the catalytic ozonation improvement … and provides an engineering model of energy saving and carbon emission reduction for more than 35 similar WWTPs in China …