Virginia Tech
Virginia Polytechnic Institute: Greenhouse Dinosaur Extinction Theory
This comprehensive page discusses the Asteroid Impact vs. Volcano-Greenhouse dinosaur extinction debate. It was written by paleontologist, professor, and scientist Dr. Dewey McLean.
CK-12 Foundation
Ck 12: Earth Science: Intraplate Activity
[Free Registration/Login may be required to access all resource tools.] Covers volcanic activity occurrence within oceanic and continental plates.
CK-12 Foundation
Ck 12: Earth Science: Volcanoes at Hotspots
[Free Registration/Login may be required to access all resource tools.] Volcanoes can form at hotspots away from plate boundaries. This article discusses hotspot activity and how it leads to volcanism in the oceans.