Comment: Well... a journy of a thousan miles starts with one step.... 

How do you eat an elepant? One bite at a time.

The question should be if we don't do something? Or we don't start soon. what then?

Costs will go upo, skyrocket? I don't think so, not over the long term... example is...
- geothermal heating, payback is ofter less than 7 yrs, afterwhich its ongoing savings.
- electric cars - run at a fraction of the cost of gas with bonus savings in reducede maintenace cost... no tranny to repair/replace.

As to rich fleeing offshore, a subject that needs to be dealt with for many reasons, not just this one!