Dr. Roseanne Chambers

The Devastating June 2026 Earthquakes in Venezuela

The Volcanic Azores Islands

Andean Volcanoes and Inca Shrines

Seeking Sufficient Supplies of Critical Minerals for the United States

Gifts and Myths of the Magi

The 2025 Kamchatka Earthquake and Other Enormous Earthquakes

Kimberley Diamonds of South Africa

Water Watch: Sharing the Nile River

Water Watch: Sharing the Jordan and Colorado Rivers

Monumental Mounds in North America

A Carpet of Chert in Canyonlands

Recovering Not-So-Rare Rare Earths

Metals, Mines, and Moves Toward Sustainability

The Guano Rush and American Imperialism

What Lies Beneath Los Angeles

Two Novel Nature-Based Water Systems in the Andes