Why being a six-time world champion isn't enough for Lewis Hamilton

AUSTIN, Texas -- Doing the right thing isn't easy. Soon-to-be six-time Formula One champion Lewis Hamilton found that out the hard way a couple of weeks ago when he posted a message on Instagram vocalising his concerns about climate change.

"Extinction of our race is becoming more and more likely as we over use resources," Hamilton wrote. "I'm sad to see so many people, even close friends ignore what is happening daily.

"Honestly, I feel like giving up on everything. Why bother when the world is such a mess and people don't seem to care?"

The sentiment in the message is the same one gaining traction around the world, as awareness of climate change, and its impact on the planet, takes hold.…