Answer: Starting at the end of the 10th century, Vikings established hundreds of scattered farms along protected fjords, where they built their homes and churches. Life was good living alongside the edge of the glaciers, but by the 15th century the conditions had cooled dramatically, putting an abrupt end to their farming lifestyle. It's this change, say anthropologists, that caused extensive crop failure and starvation — forcing them to return back to Europe.
Explanation:
do nothing because you must not talk to ur dad or something
Rocketry, or Radio not 100% sure tho
A. knowledge bug some says it's the art of thought as well
