“Clear Skies Ahead!” The Global Effort Toward a Smog-Free Society

Traveling to China ‘s capital Beijing is exciting! The Forbidden City, the Great Wall, and Tiananmen Square are among the many great spots for sightseeing! But, more frequent than ever, people in Beijing are having difficulty seeing beyond 50 meters. What causes this low visibility? It’s smog, a kind of air pollution that contains a mixture of fog and smoke particles.