Why It's So Smoky in New York City and Philadelphia Today

In recent weeks, parts of Europe have been plagued by poor air quality, including London and Paris. Now, it’s New York's and Philadelphia's turn.

But unlike in Europe, where the smog resulted from a combination of dust that blew in from the Sahara Desert and air pollution from cars, trucks and factories, the issue in New York on Monday arose from a much more common and local phenomenon: a New Jersey brush fire in Wharton State Forest, about 90 miles outside of Manhattan.

Above, video of approach and landing at a hazy Newark International Airport on Monday. Credit: Instagram/LimeyFlier Read more...