I prefer solar because it's so modular. What do you prefer?
And speaking of solar, we've had some pretty cool solar installations over here in Oregon though they're not too big in terms of capacity. Our state Department of Transportation has been building some solar projects along our highways:
http://www.oregon.gov/ODOT/HWY/OIPP/inn_solarhighway.shtml The newest one in a rest area right off
I-5 is supposed to be shaped like the state:
http://earthfix.opb.org/energy/article/oregon-unveils-newest-solar-highway/Kind of cute