Shawna Vogel: Volcano

Shawna Vogel is science writer. Explore interesting quotes on volcano.

Shawna Vogel: 26 quotes1 like

“The one known fingerprint of a sulfurous volcano is a compound called anhydrite, which dissolves in groundwater. Just a few years after an eruption... all traces of anhydrite are gone. This explains why the substance had pretty much eluded scientists before it was discovered at El Chichón.”

Naked Earth: the New Geophysics (1995)

“This nagging dilemma has come to be known as the excess sulfur problem... Just as atmospheric scientists were beginning to grasp the importance of a volcano's sulfur emmisions, solid earth scientists were finding that they had no idea where all this sulfur was coming from.”

Naked Earth: the New Geophysics (1995)

“Researchers believed that sulfur dioxide emitted by volcanoes would turn into sulfuric acid in the stratosphere, creating a haze of acid droplets that would block the sun's rays and keep them from warming the air below.”

Naked Earth: the New Geophysics (1995)