Expert Voices Jeffrey Johnson

Latest about Expert Voices - Jeffrey Johnson

Sakurajima Peninsula from Kagoshima City, Japan

Volatile Sakurajima Volcano Is a Lightning Laboratory

By Jeffrey Johnson published

Volcanic lightning is more than flashy — it may help predict eruption dangers at night and during storms.

Volcanos
Sulfur deposits at Ijen Crater

Averting an Acid Apocalypse: The Toxic Legacy of Kawah Ijen (Op-Ed)

By Jeffrey Johnson published

What's scarier than an acid lake? An acid lake sitting above a volcano.

Geology
Santiaguito eruptions

Want to Make a Volcano Explode? Just Add Heat

By Jeffrey Johnson published

Love it when things go ka-blooey? Be sure you add a lot of heat.

Volcanos