What Is Earth? (Grades 5-8) - NASA
The Ice Age Has Nothing on 'Snowball Earth' - The Atlantic
How Volcanoes Froze the Earth (Twice) - YouTube
A Perfect Storm of Fire and Ice May Have Led to Snowball Earth | Harvard University Center for the Environment
Earth-Mass "Ice Ball" Planet Found 13,000 Light-Years Away - Scientific American
Science column: Let's talk seriously about global freezing | PostIndependent.com
Massive lava outburst may have led to Snowball Earth | Science | AAAS
Revealed: how a wobbly axis helped our planet escape 'snowball Earth'
Hydrosphere
Flat Earth Supporters Now Plan An Antarctica Expedition To The Edge Of The World
Earth's mysterious innermost core is a 400-mile-wide metallic ball | Space
Glacial and interglacial periods - Energy Education
Snowball Earth or Slushball Earths? 3 times Earth was covered in ice | GEO GIRL - YouTube
NASA GISS: Research Features: "Snowball Earth" Might Have Been Slushy
Cryospheric Sciences | Image of the Week – The solid Earth: softer than you might think!
New Study Reveals NASA's Roman Could Find 400 Earth-Mass Rogue Planets - NASA
Schneeball-News
Earth
DOE Explains...Earth System and Climate Models | Department of Energy
Fungi Might Have Helped Drag the Planet Out of Its 'Snowball Earth' Phase - Scientific American
How Life on Our Planet Made It Through Snowball Earth - The New York Times
Weak tides may have contributed to 'Snowball Earth' | Bangor University
