Did you know that air quality is a major contributor to global warming? Or that poor air quality can reduce sunlight, disrupting rainfall patterns, depressing crop yields and diminishing solar energy output? Did you know air pollution is the biggest ...

The original version of this text appeared in the International Finance Corporation analysis, “Climate Investment Opportunities in Cities.” Air pollution is the world’s fourth-leading fatal health risk and the top environmental health risk. One in nine deaths globally are attributed ...

Several wildfires are still burning through California. The Camp Fire in Northern California has killed at least 48 people and is now the deadliest ever recorded. The fire has burned 130,000 acres near Paradise, 80 miles north of Sacramento. Near Thousand Oaks, Woolsey Fire ...

Solving the world’s air pollution problems is not going to be easy. Ninety-eight percent of cities in low- and middle-income countries with more than 100,000 inhabitants do not meet World Health Organization air quality guidelines for PM2.5. In total, 95 ...

More than 7 million people die prematurely every year due to air pollution. That’s like the entire population of Hong Kong dropping dead due to a cause that’s ultimately avoidable. The World Health Organization (WHO) is turning its attention to ...

Fireworks, block parties and barbeques: Those are the first things that come to mind when the 4th of July rolls around. But what’s least talked about is the quality of breathable air on the nation’s birthday. Data shows that levels of fine ...