AP World Review: Video #18: The Spread Of Crops And Their Impacts (Key Concept 2.3, III, A) Everything You Need To Know About The Spread Of Crops And Their Impacts To Succeed In AP World www.APWorldReview.com
The Spread Of Crops Rice And cotton spread from South Asia to the Middle East This encouraged changes in farming and irrigation techniques
Qanat System Developed by the Persians in around the first century B.C.E. Public works project under the Achaemenid Empire Brings water from underground to needed areas Foster crop production
Water Wheels Noria: Uses the power of moving water to bring water to needed areas Sakia: Similar to a Noria, but it lifts water from a well
Water Pumps Shaduf: Can lift water from a source and move to need area via a bucket
Quick Recap Be able to identify and explain irrigation techniques used during this time
See You Back Here For Video #19: The Byzantine Empire Thanks for watching Best of luck!