pollution. This article describes the recent trends in air and water quality, with a focus on the five years since China … declared a "war on pollution" in 2014. It summarizes the emerging literature that has taken advantage of accompanying … pollution, and understand their social, economic, and health consequences …

Using the most comprehensive data file ever compiled on air pollution, water pollution, environmental regulations, and … air pollution regulations were effective at reducing ambient concentrations of particulate matter, sulfur dioxide, and … nitrogen dioxide. The most successful air pollution regulation is associated with a modest and statistically insignificant …

public or private citizen appeals treatments when they violate pollution standards. There are three main findings. First …, public appeals to the regulator through social media substantially reduce violations and pollution emissions, while private … appeals increases regulatory effort, suggesting visibility as an important mechanism. Third, treatment pollution reductions …