Air pollution has become a critical factor affecting the health of human beings. Forecasting the trend of air pollutants will be of considerable help to public health. including improving early-warning systems. The article designs a novel hybrid deep learning framework FPHFA (FPHFA is the abbreviation of the title of this paper) for PM2. https://www.ivoryjinelle.com/limited-price-Florida-State-FSU-Seminoles-Maroon-iPhone-13-Pro-Max-Skin-p44288-hot-buy/