When The Biggest Tourist Attraction Is The Biggest Polluter

"Since it began erupting on Jan. 3, 1983, the volcano has been sending an average of 1,000 metric tons of sulfur dioxide into the atmosphere each day, according to the Hawaii chapter of the American Lung Association.

...The sulfur dioxide from Kilauea reacts with other chemicals in the air to form a hazy, naturally occurring pollution known locally as "vog," or volcanic smog. When the lava enters the ocean, concentrations of hydrochloric acid are also formed."