It is my deep personal conviction that abortion is wrong. I hope that some day we will see the current outrageously large number of abortions drop sharply...let me assure you that I share youR belief that innocent human life must be protected.

Every nation has a moral obligation to safeguard the future.

Scientists with access to data from Navy submarines traversing underneath the North polar ice cap have warned that there is now a 75 percent chance that within five years the entire ice cap will completely disappear during the summer months.

Making consumer choices that reward eco-friendly products and companies is a great way to start.

I'm not a vegetarian, but I have cut back sharply on the meat that I eat.

The answer is to end our reliance on carbon-based fuels... If we succeed, we create booming new industries, wealth, clean secure energy and maybe we prevent the greatest disaster so far in human history, saving millions of lives while improving billions more. If we fail, basically it's business as usual while things slowly get worse all around us.

If we did not take action to solve this crisis, it could indeed threaten the future of human civilization. That sounds shrill. It sounds hard to accept. I believe it's deadly accurate. But again, we can solve it.