The theory of plate tectonics developed through several stages. You could say it began with early explorers, like Magellan, who noticed that South America and Africa look like they should fit together. read more
One key paper that established convergent boundaries in plate tectonics was Isacks, Oliver, and Sykes “Seismology and the new global tectonics” (1968). Bryan Isacks was my advisor, so I might be biased. read more
This type of convergent boundary is similar to the Andes or the Cascade Range in North America. Oceanic trenches. An oceanic trench is found where the denser plate is subducted underneath the other plate. read more
Highest mountain range in the world; formed by the collision of Indo-Australian and Eurasian plates; convergent boundary Appalachian Mountains Old, eroded mountains; the oldest in North America; they extend from Canada to western Alabama; formation is a result of 3 different mountain-building episodes. 1st ~600 mill. years ago two subduction zones likely formed. read more
This type of convergent boundary is similar to the Andes or the Cascade Range in North America. Oceanic trenches An oceanic trench is found where the denser plate is subducted underneath the other plate. read more