Page 34 - Background Radiation News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Exposure to natural background radiation from sources such as rocks, soil and the sun. and the low level radioactivity was easily removed with soap and water. and they were surveyed. no further contamination was dehe can teched. -- detected. so they moved back those ships away. they were operating 100 miles away from the nuclear reactor in question here. no one, it is important to also note, that has died from this radiation so far but it is a an emergency situation that the u.s. is watching very closely to try to provide help. jon: you know at a time when our own budget is stretched and stres...

Receive. at that rate, it's a dose 760 times the average person's annual dose from natural background radiation. >> well, certainly, officials are continuing to screen residents for the high levels of radiation as they are evacuated. and there are cleanup efforts in california today after the quake triggered a tsunami, slamming the coastline. powerful surges ripped apart dozens of docks in crescent city. it's just south of oregon. officials believe at least eight boats have been sunk. another was sucked right out of the harbor. the financial toll is expected to top about $10 million. then, hun...

John, best of luck to you and your family. >> thank you very much. well, speaking of that nuclear plant situation, japanese scientists vented nuclear vapor from one crippled reactor saturday, trying to relieve some of that pressure. david craft, director of the nuclear energy information services, spoke with nbc about radiation levels in the area. >> we're looking at broken docks, sunken boats. >> reporter: a tour of the santa cruz harbor showed just what the tsunami left behind -- >> you know, that's actually not david craft. we were hoping to hear from him, and again, he's from nuclear ene...

How much is too much, deb. >> when people think about radiation, they're thinking about those horrible pictures of hiroshima, the little girl running through the street. but radiation is all around us, it's everywhere. we're exposed to low doses every day. it's in the air rocks, cigarettes, secondhand smoke, tv sets, and those x-rays you get when you go to the dentist or doctor. even when you fly, you're exposed. a flight from new york to los angeles, that amount is about half what you would get with a normal chest x-ray. and still, it is very small. the body, christine, has learned to neutral...

Radiation is around put. those are some of the relatively simple techniques, carol. >> when the government says there is a dangerous spike and it dissipates from the air, how much danger are people in and what lasting effects could they have? >> it's a great question. the numbers are probably important here. even though it may seem like you're getting in the weeds, but the highest level reading today that we heard was 400 millisieverts. that probably doesn't mean a lot to most people unless you put it in context. for example, getting an x-ray could be a couple millisieverts and a cat scan coul...