The only downside is per-capita carbon usage higher than nearly every other country in the world: http://en.wikipedia.org/wiki/List_of_countries_by_carbon_dioxi

The only downside is per-capita carbon usage higher than nearly every other country in the world: http://en.wikipedia.org/wiki/List_of_countries_by_carbon_dioxide_emissions_per_capita http://en.wikipedia.org/wiki/List_of_countries_by_carbon_dio...