Shawna Vogel: Volcano

Shawna Vogel is science writer. Explore interesting quotes on volcano.
Shawna Vogel: 26   quotes 1   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.”

Shawna Vogel

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.”

Shawna Vogel

Naked Earth: the New Geophysics (1995)

Problem , Idea

“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.”

Shawna Vogel

Naked Earth: the New Geophysics (1995)

Sun