Answer:
Overfishing. Many authors have cited overfishing as the cause of the cod stock collapse. In the case of the Newfoundland cod, there were three distinct groups involved in harvesting the resource: local inshore fishermen, Canadian draggers and trawlers, and deep-sea foreign fishing vessels.
Explanation:
The ancient Sumerians modified their environment to increase food production by<span> digging irrigation canals which was a very big part of European development. </span>
Without water humans cannot survive and humans need to use only the necessary for conserve water
Vienna, Austria is the answer.
