It's a scientific fact that the temperature of the sun has risen. How are we going to change that by driving a hybrid vehicle.
The earth has gone through drastic climate changes long before mankind industrialized. Large valcano eruptions have equaled the amount of pollution created by humans and the atmosphere filters and survives.
Don't drink the Al Gore cool-aide!
, but if you do, remember this phrase "the sky is falling, the sky is falling"