How Climate Change Affects Ocean Ecosystems Sea Life Climate change is depleting deep sea oxygen, but tides are helping to NASA Data Show Earths Deep Ocean Has Not Warmed How Pollution Impacts Marine Life. Walrus Odobenus rosmarus Available in the following sizes 5x7 127 x 177. 8mm (12. 7 x 17. 78cm 5 x 7")A4 210 x 297mm (21 x 29. 7cm 8. 3 x 11. 7")A3 297 x 420mm (29. 7 x 42cm 11. 7 x 16. 5")A2 420 x 594mm (42 x 59. 4cm 16. 5 x 23. 3") Printed by Inkling in our studio using 310gsm archival quality poster stock with permanent inks for long lasting quality. Unframed any frames and or additional items shown in product photos are not included. Prints are rolled securely within recycled thick cardboard mail tubes for shipping, to help ensure they arrive safely.