Is there still radiation in Hiroshima?

The radiation in Hiroshima and Nagasaki today is on a par with the extremely low levels of background radiation (natural radioactivity) present anywhere on Earth. It has no effect on human bodies. Most of those exposed to direct radiation within a one-kilometer radius died. Residual radiation was emitted later.

How much TNT was used in Hiroshima?

For example, the atomic bomb dropped on Hiroshima had a TNT equivalent of 15 kilotons, i.e. it produced an explosion as powerful as an explosion of 15000 tons=15000000 kg of TNT.

What is the biggest nuke ever created?

Tsar Bomba
Tsar Bomba: The Most Powerful Nuclear Weapon Ever Built. On October 30, 1961, a specially equipped Soviet Tu-95 bomber flew toward Novaya Zemlya, a remote chain of islands in the Arctic Ocean that the U.S.S.R.

Is it safe to live in Hiroshima and Nagasaki now?

On August 9th, 1945, just three days after the Hiroshima bombing, an atomic bomb was detonated in Nagasaki. 40,000 people died immediately. Another roughly 30,000 died from aftereffects. Just like Hiroshima, Nagasaki is perfectly safe for people to live in today.

How much TNT is in a nuke?

Thus, a 1 kiloton nuclear weapon is one which produces the same amount of energy in an explosion as does 1 kiloton (1,000 tons) of TNT. Similarly, a 1 megaton weapon would have the energy equivalent of 1 million tons of TNT. One megaton is equivalent to 4.18 x 1015 joules.

How much plutonium is in a nuke?

Nuclear weapons typically contain 93 percent or more plutonium-239, less than 7 percent plutonium-240, and very small quantities of other plutonium isotopes.

Is it safe to live in Chernobyl now?

They admit that living in Chernobyl is risky and troublesome, especially because children are forbidden. They each had children before they met, but because anyone under 18 is more susceptible to ionizing radiation, their kids could never come inside the zone. Today, the same is true for their grandkids.

Is Fukushima still leaking 2020?

The accumulating water has been stored in tanks at the Fukushima Daiichi plant since 2011, when a massive earthquake and tsunami damaged its reactors and their cooling water became contaminated and began leaking. The plant’s operator, Tokyo Electric Power Co., says its storage capacity will be full late next year.