–What Is the Marine Environment?

Oceans, covering over 70% of our planet (i.e. 139 million square miles, or 360 million square kilometers):

  • Contain 97% of the earth’s water
  • Marine ecosystems hold 80% of all life on the planet

science of marine environment

Why Is the Marine Environment Important?

  • Most of the earth’s oxygen is a product of photosynthesis in ocean organisms
  • The fresh water on the earth’s surface comes from the oceans
  • The ocean moderates the earth’s climate and affects the weather

What Benefits Does the Marine Environment Provide Humankind?

  • Food (Every year, about 75 million tons of fish are caught.)
  • Jobs
  • Medicines
  • Minerals
  • Coastline protection