We have spent a great deal of time and money 1 space, but remain ignorant about vast areas of our own 2 . For we still know little of the world 3 the seas. With so much to 4 life in the depths of the ocean it is surprising there is so little 5 for deep sea exploration. It amounts to little more than 6 of what is needed if we are to make full use of this 7 resource. Given our growing population the oceans may even hold the key to the 8 of our 9 . It would be foolish to continue to 10 their importance.