There's plenty of water in the universe without life, but nowhere is there life without water.

The value of sharks' lives is now widely understood to be more important than their value as products. And when you have sharks in an area, it's a sign of good health. They're top predators, which means they feed on old, sick, and slower fish, keeping an entire population healthy.

We understand that we must make peace with nature - that our lives depend on it.

The Earth is a tiny blue speck in a universe of unfriendly options.

The Arctic is a place that historically, during all preceding human history, has largely been an icy realm with an impact on ocean currents. That, in turn, influences the temperature of the planet. The Arctic is now vulnerable because of the excess carbon dioxide in the atmosphere, with a rate of melting that is stunning.

If you think the ocean isn't important, imagine Earth without it. Mars comes to mind. No ocean, no life support system.

If somebody dumps something noxious in my back yard, the dumper is the last one I would call on to repair the damage.