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USGS Spotlight Questions
Hawaii Volcanic Gases and Ash
What is "vog"? How is it related to SO2 emissions?
What health hazards are posed by vog (volcanic smog)?
Should I cancel my plans to visit to Hawai`i Island because of SO2 and vog?
Where and how do SO2 and volcanic gases (vog) affect air quality in Hawai`i?
The most critical factors that determine how muc
How much sulfur dioxide (SO2) gas does Kīlauea emit?
Kīlauea emits bet
Does vog (volcanic smog) impact plants and animals?
The sulfuric acid droplets in vog have the corro
Who monitors volcanic gases emitted by Kīlauea and how is it done??
What gases are emitted by Kīlauea and other active volcanoes?
Ninety-nine percent of the gas molecules emitted
Does ash ever erupt from Kīlauea Volcano??
Kīlauea Volcano is renowned for its relatively b