How does regional rifting like the East African Rift and the Rio Grand Rift affect plate motion as a whole? Raja khawar How does regional rifting like the East African Rift and the Rio Grand Rift affect plate motion as a whole? Leave an answerCancel replyYou must login to add an answer.Continue with Googleor use Username or email* Password* Remember Me! Forgot Password? Continue with Google Related Questions What geological processes contribute to the formation of the Earth's tectonic plates, and how do these plates affect the planet's ... If the Pacific Ocean is 750 million years old, Why can't oceanic crust be older than 200 million years? At what general or typical angle, and how deep, do subducting tectonic plates generally fall underneath the tectonics plate they ... What is the definition of fault in geology? What is collision zone in geology? What is a triple junction in geology?