The global warming problem is real.

We’ve got to do something about it.

But here’s what we know so far: There is no simple answer to this question, because there are too many unknowns.

We need a new way to talk about climate change.

The answer has been a lot more complex than what we have.

This is the second of a three-part series examining the climate issue, this time in terms of a political system that is different from our own.