NEW YORK — Air pollution in New York City has been an ongoing concern for advocates who notice the negative health impacts it has on people, especially in the South Bronx. That's why Bronx Borough ...

In a controversial new study, scientists are claiming that trees in Los Angeles are contributing to the city’s air pollution, challenging conventional notions about the positive role they play in ...

Delhi’s worsening air quality has been a growing concern for years, prompting city planners and environmentalists to push for more green spaces. But a recent study by scientists at the Indian ...