she and her husband, andrew farley, who's a pastor, teach at texas tech university in lubbock.gether, they wrote this book, "a climate for change: global warming facts for faith-based decisions." welcome. >> thank you for having me, bill. >> when i saw the film i couldn't believe that that was the plainview, texas i knew many years ago. then it was bustling, like a beehive. the film reveals it as an almost lifeless place. now why are you convinced that this has to do with global warming instead of just the usual droughts that come and go in west texas? >> everybody living in texas knows that droughts are just part of life there. so the first question people r÷$ always ask is, well, how is this any different from what my daddy or my granddaddy experienced way back when? first of all, we see things changing. we see plants and trees flowering earlier in the year. we see birds and insects and other animals farther north than they ever used to be. it's warmer now in every season of the year in texas because of climate change. so along comes this drought just like you had 30 years ag

andrew cuomo and chris christie say they are doing what must be done. the head of the cdc says it will not help and could even hurt by discouraging americans. dr. tom farleys the former new york city health commissioner. please help us. which side the you fall on? >> on the side of public health people who are saying this is a mistake. it is unnecessary. the cdc has procedures to monitor people. hinder the response because who would want to volunteer if when he comes back he is treated like a criminal. it might backfire. if answering yes to a question going to gore into quarantine, it gives people an incentive to lie. the, let's ignore the stigmatization issue. many people going to africa to help fighting the problem where it originates. think about the nurse in dallas who got on the flight to cleveland. that is what people have in the backs of their minds. >> the nurse who called the cdc. that is what people are worried about. this is not just a scientific position, is a political .ecision at the end of the day, what matters is public confidence and public health. is it wrong to go slightly too far? you try to reduce your risk to zero you might make mist