This paper reviews methods to evaluate the performance of air quality models, which are
tools that predict the fate of gases and aerosols upon their release into the atmosphere …

Real-time air quality forecasting (RT-AQF), a new discipline of the atmospheric sciences,
represents one of the most far-reaching development and practical applications of science …

Abstract The 1999 Regional Haze Rule provides a context for this review of visibility, the
science that describes it, and the use of that science in regulatory guidance. The scientific …

In order to use an air quality modeling system with confidence, model performance must be
evaluated against observations. While ozone modeling and evaluation is fairly developed …

Online coupled mesoscale meteorology atmospheric chemistry models have undergone a
rapid evolution in recent years. Although mainly developed by the air quality modelling …

In previous studies, the Yonsei University (YSU) planetary boundary layer (PBL) scheme
implemented in the Weather Research and Forecasting (WRF) model was reported to …

Unbiased symmetric metrics to quantify the relative bias and error between modeled and
observed concentrations, based on the factor between measured and observed …

The potential of mathematical models is widely acknowledged for examining components
and interactions of natural systems, estimating the changes and uncertainties on outcomes …

In 1997, the US Environmental Protection Agency (EPA) established regulatory standards to
address health risks posed by inhaling tiny particles from smoke, vehicle exhaust, and other …

Managing the nation's air quality is a complex undertaking, involving tens of thousands of
people in regulating thousands of pollution sources. The authors identify what has worked …