I'll be honest, I don't hold much hope for the ocean.

The evidence is brutally clear that they are slipping away from us — the compounding factors of intensive overfishing, chemical and material (think plastic) pollution, invasive species and global warming are adding up to more dead zones, more plastic continents, more devastated underwater landscapes, and more lost species.

Coral reef ecologist Jeremy Jackson gave a talk at TED that lays out the evidence.

We're killing them, the oceans. Every single day is another day closer to having seas full of nothing but seaweed and jelly fish.

Take 18 minutes and watch this.

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Shea Gunther is a podcaster, writer, and entrepreneur living in Portland, Maine. He hosts the popular podcast "Marijuana Today Daily" and was a founder of Renewable Choice Energy, the country's leading provider of wind credits and Green Options. He plays a lot of ultimate frisbee and loves bad jokes.

Coral reef scientist: We're losing the oceans
Leading coral reef ecologist Jeremy Jackson speaks at TED about the havoc humanity is wreaking on the ocean.