Answer:
Since Geography affects the way people live, most of the land in Europe allowed people to create farms which was a big part of the economy and still is today. It's oceans allowed for heavy use of fishing in places such at the 5 major rivers from your last, the Mediteranean sea, The North sea, and the Celtic sea. The biggest reason is the materials within the land of Europe.
Answer:
federal system maintains close relationship between the government and the people because Federalism can eliminate the problems of the system, and in a federal system power is shared between the central government and state government. Similarly, people have the rights to choose the state and central government and they can vote for their candidates to run the governance.
This is called Coastal Erosion and it is a combination of wind, tides, waves action on the shoreline. Beach ecosystem is constantly changing due to these circumstances and that is why these regions need special protection. In the US, Pacific coast of North West is a great example of this phenomenon.