that is how much of our water that's delivered is lost to eva evaporation or transportation, the residual is the run off you get in the colorado river or some other river system. that's very much under debate in the scientific community right now. its the first order of question. a few percent have a very very large impact, so this that's one of those things that there are a lot of studies going on and i think is a scientific issue, which probably will get more refined and we'll get better at that one. that's where i stop. thanks. [applause] >> afternoon. i'm barry nelson with the water project here in san francisco. i'd like to start by thanking the city for pulling this conference together and note it's in some way as real landmark event. this is, i think the first conference i've attended with water manager's. this is the first one where a significant portion of the event is not devoted to whether climate change is real. i think water managers really in the last couple of years have moved past that and now we're ready for the next step in that discussion, what are the impacts of that a

that is how much of our water that's delivered is lost to eva evaporation or transportation, the residual is the run off you get in the colorado river or some other river system. that's very much under debate in the scientific community right now. its the first order of question. a few percent have

eva longoria parker going for a red head look as well. there was the russian spy.e'll get to the bottom of it. not really. >> is there some? >> may be a subtle hint of something in there but it's natural, harry. he believes me, too. i can tell. >> you can feel the fiery passion right through the tv this morning. betty nguyen at the news desk with a look at our headlines. >> i think you'd look good as a head head, harry. thanks, guys. good morning to you at home. this morning the government said it's reconsidering its decision to fire an employee for racially charged comments that were splashed across the internet. cbs news chief legal correspondent in washington with details. good morning, jan. >> good morning, betty. this entire controversy started with a speech last spring by usda official shirley sherrod. she was talking to naacp and she reflected on an incident from 24 years ago. she was asked then to help this white farmer. so in a speech, she said when the farmer came in for help, she, quote, didn't give him the full force of what i could do. that part of the

but riches to get were going for the red bull and went to get it in her eva a good thirty yard strike from him sitting losing both games in this tournament. while the pool was won by sporting lisbon on goal difference she spoke of the side street to see robbie king getting to the top would have it just a minute like to school she lives three months is spent on days there is a really good diving head it's a. i maizie run from january this put the portuguese to one up. i be putting a challenge in i for being intercepted but jonathan the three. forty allies are proof in the front page i see two i go i. know the news alberto contador says he's relieved to have won the tour de france the spaniard winning the race for the third time in four years after beating andy schleck by thirty nine seconds while russia's denis menchov also on the podium finishing third overall contador had given himself a vital lead in saturday's time trial and was able to print editions of champagne as they headed to the finish paris of the last stages won by britain's mark cavendish and pulled away the closing meter

aids three decades ago it's estimated a twenty five million people have died from the disease with eva sixty million people infected in that time according to the united nations u.s. scientists identified hiv as a cause and developed a successful test to detect its presence but this has itself been a subject to scientific disagreement some believe there are different causes of aids not just hiv and cast doubt on the standard aids test which is based on the taking the presence of the hiv virus was you might think there are only a small number of scientists who doubt the hatred of the aids is there a there at the conference is a list of around two thousand five hundred names all the scientists who challenge the classic definition some t. have different views as to treatment arthur and his dog t.'s alternative therapies to conventional aids fighting drugs so strong is his belief. these are the treatment methods that he's written of the twenty three years positive based on his experiences. somber deserve an explanation for certain. reforms or could live for certain troops certain to want t

well gregory adams of america without an eva who would have health care systems money from donors who did little to help with a. too often we've taken that approach the focus is just going treatment without investing in the health systems you actually need to deliver treatment if you have an entire strategy that is based on donor supported delivery of pharmaceuticals without building the health systems the doctors the nurses the system that actually supports health in the country you're not setting yourself up to get ahead of the crisis you know one of the presentations we heard earlier discussed the hope of hiv vaccine coming in the near future have we really invested what we need to invest in the infrastructure to be able to deliver that back seen effectively when it arrives on the scene it's obviously all our hope that we will have a breakthrough but we need to lay the groundwork and have the infrastructure capable of deploying that breakthrough effectively otherwise we're going to find ourselves in the same trap where we're chasing hiv aids problem with a resources in a strategy t

year's show the boeing seventy seven dreamliner on british soil for the first time hailed as the first eva new generation of air line is its just c. an't wings are made of russian titanium of the seven eight sevens made of composite material and capable of traveling huge distances with this model still equipped for test flights boeing's comfy. and it could make the first deliveries by the end of the year following a tour of the brand new plane. itself explained russia's involvement. in the last few years we have signed a lot of contracts most of which were for titanium production in newly built titanium alloy the plane that you and i just saw consists of about twenty tons worth of titanium product all of which were made in russia. boeing claims planes for the next eighty years will be modeled on the dreamliner and they're hoping to drum up new custom for the plane during the course of this week last year's paris was disastrous in terms of orders as the aerospace industry took a beating jaring the financial crisis this year could be different according to boeing i think there is some signs