Geography
The Spatial Diffusion of Agricultural Innovations Across Regions
Quick fact
In the 20th century, the Green Revolution's high-yielding wheat varieties spread faster in regions with reliable irrigation and market access, while rain-fed areas lagged for decades—a classic example of spatial diffusion shaped by both physical and social factors.
Why this is interesting
Ever wonder why a new farming technique appears in one village but not the next? The journey of an agricultural innovation across a map is far from random—it follows hidden patterns of influence and connectivity.