I mean, there is amazing amount of oil and gas and other resources out beneath the sea. It's staggering.
Robert BallardWhat drives me is exploration with a purpose, more the classic Royal Geographical Society genre.
Robert BallardThe fact that this chain of life existed [at volcanic vents on the seafloor] in the black cold of the deep sea and was utterly independent of sunlight - previously thought to be the font of all Earth's life - has startling ramifications. If life could flourish there, nurtured by a complex chemical process based on geothermal heat, then life could exist under similar conditions on planets far removed from the nurturing light of our parent star, the Sun.
Robert Ballard