uphill, upwind. you believe you have chemicals on your skin or clothing, obviously time is critical. remove everything from your body, wash your hands, flush your body with water. your safety is no. 1. direct contact with treating victims can expose you to contaminants. these people coming out of the bart might have been exposed to something, do you want to go and start touching them? do you want to let them leave? you are trying to contain them because where are they going to go? probably go to the hospital and then spread it. so call 911, warn others, direct them to wait for responders. hey, stop. help is forthcoming. if you are calling 911, just basic information you should know. is it a fire, is this a crime scene. evacuation is not always the best way. sometimes you want to stay inside your house. chemicals dropped over, this vapor cloud is coming, coming towards -- hit the golden gate bridge, one direction, now coming toward the marina. pick up your radio, tell the marina residents shelter in p

if we were right next to the surface, we'd only be measuring what's immediately below us and upwind of us. by going up higher, we get all this well-mixed air from a much larger area. this is a pretty good example of northern forests that happen somewhere around this latitude all around the globe. there's kind of this green ring around the earth comprised of these northern forests. without forests like these, the levels of carbon dioxide would likely be higher, increasing the effect of global warming, because carbon dioxide is our major greenhouse gas. dr. andrews: north america does take up a lot of co2. one reason that we've taken up a lot of co2, historically, is that when the eastern part of north america was settled, a lot of forests were cleared for agriculture. and those have been regrowing over the past 100, 150, or 200 years. and so those forests have taken a lot of carbon dioxide out of the atmosphere, but they're nearing maturity, and so they probably won't be such a strong net sink for atmospheric carbon dioxide in the future. narrator: by increasing the number of tall tower

there is a third phase which will be in the next few years after that in which they hope to put upwindchimes to honor flight 93. a busy day ahead a some der day also a day filled with people who believed their loved ones died saving their country. >> oo true heros. the time right now 47 after the hour. parents will take almost any measure to get their baby to stop crying at night. a study reveals it might not hurt to let them cry it out. >> services to remember. fallen from 9-11 turning political. some of the victim's families we will speak to one father up next. talk to steve dues see to see what's coming up on fox and friends. >> since today is the 11th anniversary of the attacks on the united states we will be live at ground zero. the pilot of flight 11 fate that day didn't put him in the cockpit. we will talk to the man who piloted george bush over the country 11 years ago today. they start to read the names. fox news kicks off 11 minutes from now right here on the fox news channel. >> my name is reggie cruise. since i was a kid i always looked up at the fire unit. that's why i am

. >> is it time for more republicans to stand upwind of mitt romney?ok, i think with 41 days- re g tt to say it. i'm not saying it, martin. >> okay. >> with 41 days left in the campaign, and the grumbling we're hearing about let ryan be ryan, clearly folks have decided governor romney is beyond help. governor romney doesn't to want listen to outside forces how he can help, right his campaign, governor -- excuse , congressman ryan is someone young enough and does have bold ideas. it might not be the right ones tooi s, he has but aeast in them, that can be debated. he's young enough if the romney/ryan ticket loses in november, he still gets t return to washington, assuming he wins re-election to his seat, which most lely wi happe buhes t g b t wagton as a leader in his party, who can still take up the fight. >> ken, when people say, as jonathan jusdid, that paul ryan should be unleashed, he was unleashed before the aarp conferce where he took his 78ear-d moer hs we s w believes about medicare and they booed and abused him throughout his spee. i mean, he'

if we were right next to the surface, we'd only be measuring what's immediately below us and upwind ofppen somewhere around this latitude all around the globe. there's kind of this green ring around the earth comprised of these northern forests. without forests like these, the levels of carbon dioxide would likely be higher, increasing the effect of global warming, because carbon dioxide is our major greenhouse gas. dr. andrews: north america does take up a lot of co2. one reason that we've taken up a lot of co2, historically, is that when the eastern part of north america was settled, a lot of forests were cleared for agriculture. and those have been regrowing over the past 100, 150, or 200 years. and so those forests have taken a lot of carbon dioxide out of the atmosphere, but they're nearing maturity, and so they probably won't be such a strong net sink for atmospheric carbon dioxide in the future. narrator: by increasing the number of tall towers, noaa scientists will enhance their ability to understand the rate that natural ecosystems are absorbing or releasing carbon dioxide. dr

and they were upwind so they did not smell the lions. couldn't see them in the grass.ept on going. >> he's enjoying himself and he has his nose in the air but he wasn't smelling the lions. but the lions catch the musky scent of dinner. their thick muscled legs tightens. they're crouching. the big cats are perfectly camouflaged. >> and he's looking like he doesn't have a care in the world. >> that is a huge buffalo. huge buffalo. >> the lead buffalo, also called a bull, is a male, one of the largest and strongest in the herd. he is strolling along when suddenly his survival instinct kicks in. >> finally, the lead big buffalo understands that there's danger. he turns on a dime and starts running back. >> the herd catches on and starts a stampede. witnesses say the noise is deafening. >> i saw a lion come into view to the right, passed the other lions up. passed the lead big buffalo. >> the hunt is on. in a battle for survival, the lions always go for the weakest. then the lioness, reaching speeds of up to 50 miles an hour, makes her move. >> jumped on the baby, dragged i