Seas and Oceans Author:Felicity Brooks Seas and oceans coer more than two-thirds of the surface of our planet. They provide us with food and energy, help to regulate the daily weather and are the homes for millions of plants and animals. Without the, life on Earth would not exist. Explore and learn how oceans form, the cause of waves, currents and tides, and what you can do to protec... more »t seas and oceans and their inhabitants. Discover the world that lies underwater in our Seas and Oceans.« less