Earth: Portrait of a Planet (Fifth Edition)
Earth: Portrait of a Planet (Fifth Edition)
5th Edition
ISBN: 9780393937503
Author: Stephen Marshak
Publisher: W. W. Norton & Company
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Chapter 18, Problem 1RQ
To determine

The percentage of the Earth’s surface covered by oceans and the proportion of the world’s population living near a coast.

Expert Solution & Answer
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Answer to Problem 1RQ

Around 70.800 of the Earth’s surface is occupied by oceans and the global population living near a coast have been estimated to be greater than 6000.

Explanation of Solution

The Earth appears to be blue from the space which gives the evidence that most of the Earth’s surface is covered by water. The oceans occupy nearly 70.800 of the surface of Earth.

The oceans are helpful for the mankind in many ways. It provides livelihood for the people, helps in regulating climate of a region, serves as a habitat for many diverse living forms, and so on. Owing to its significance, a lot of people have inhabited the coastal area. It is estimated that more than 60percent of the global population lives near a coast.

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