Why does 40% of the world's population live within 60 miles of the ocean?

Access to water since early civilizations has provide people with community, resources , and protection from other nations! During early civilizations such as Mesopotamia people formed their communities new bodies of water as it was a way to trade, hunt, and thrive! So in relation to today’s words water has such a large effect on the lives of people! Living next and close to oceans is economically promising as one would be able to fish, sell goods, and find new natural reassures! It also has its social advantages because water is a way to transport not just good but also ideas, it’s also a way to bring people to new areas!

Answermost of the time it would be ground into fine sediment,and sometimes they are carried away from the original location;