Cultural diffusion is the spread of cultural trends across locations. Beliefs, practices, and ideas get shared from person to person, and sometimes even around the world through this diffusion, as happens with viral videos. Many cultural practices are spread by a type of cultural diffusion called expansion diffusion.
When the temperature rises the ice in antarctica will melt causing the sea levels to rise. I think that is the answer. hope it helped
1.push factor
2.industrialization
3.utban crowding
4.income gap
5.pull factors