Chapter 5
Ocean and Man
Activity
Majority of the districts in Kerala shares border with Arabian Sea. The influence of
ocean in our nature and lifestyle is therefore very evident. Findout the different
ways
in which oceans are useful to man.
Weather
- Moderate temperature in coastal areas
Answers
•The air we breathe: Not only do ocean plants produce half of the world’s oxygen, but the ocean also acts as an “air-filtering device” by absorbing nearly one-third of human-caused carbon dioxide emissions.
•Food: More than 3.5 billion people depend on the ocean for their primary source of food. ...
•Fresh Water: The oceans of the world play a major role in the fresh water cycle. ...
•Climate Regulation: Oceans strongly affect climate and weather patterns, transferring heat and moderating carbon dioxide levels in the atmosphere.
•Renewable Energy: Our oceans are an invaluable and endless source of renewable, clean energy; from tides and ocean currents to the powerful waves. We should be harnessing this energy more frequently and more effectively.
hope it helps.
Answer:
Weather: Moderate temperature in coastal areas
Climate regulation: Covering 70 percent of the Earth's surface, the ocean transports heat from the equator to the poles, regulating our climate and weather patterns.
Transportation: Seventy-six percent of all U.S. trade involves some form of marine transportation.
Recreation: From fishing to boating to kayaking and whale watching, the ocean provides us with many unique activities.
Economic benefits: The U.S. ocean economy produces $282 billion in goods and services and ocean-dependent businesses employ almost three million people.
Food: The ocean provides more than just seafood; ingredients from the sea are found in surprising foods such as peanut butter and soymilk.
Medicine: Many medicinal products come from the ocean, including ingredients that help fight cancer, arthritis, Alzheimer's disease, and heart disease.
Explanation: