An icy depth to below 0 degree temperatures, the Mariana trench is the deepest known trench to mankind. The trench is home to thousands of deep sea creatures that mingle down below sea level at amazing pressures. The deep sea is home to the largest ecosystem. Millions of inhabitants crowd at the bottom of the earth's ocean floor to live a quite life bothering no one. This trench is where the Pacific Plate and the Philippine Plate meet. Trenches are long, steep V-shaped depths in the sea bottom. They arise when two ocean plates bump against each other, and one plate shoves underneath the ot…
