What is Uranium?
First
discovered in the 18th century, uranium is a dense, heavy metal found
nearly everywhere on Earth, although mainly in trace quantities. It is
an unstable material which gradually breaks apart or "decays" at the
atomic level. Any such material is said to be "radioactive".
What is radiation?
Uranium is a radioactive element - it is this property which makes it
useful to the nuclear industry. Uranium atoms are unstable and
occasionally disintergrate into smaller pieces with a burst of energy,
which can be extremely dangerous to people and the environment. Some
forms of radiation can travel right through your body and even through
protective materials.
What is uranium used for?
During the Second World War, the American military exploited this
property of uranium to design the first nuclear
weapons. Two bombs were used to destroy the cities of Hiroshima and Nagasaki in 1945,
killing hundreds of thousands of people. The reactors used to produce
these bombs were later redesigned to generate electricity and power
nuclear submarines. Most of today's uranium is used as fuel in nuclear power stations.
How is uranium mined?
Uranium is taken from the earth like any other metal, blasted and dug
from open pit or underground mines. In some places, it is leached out
of the ground by injecting strong acid or alkaline solutions into the
groundwater, a process known as In-Situ
Leach (ISL) or solution mining. Uranium needs to go through a
complex milling process to extract it from the host rock before it can
be sold in a form known as yellowcake, chemical symbol U3O8.
Does our Government
support this industry?
Despite the fact that Australia has no nuclear power stations or nuclear weapons of its own, the Australian Government supports increased exports of uranium. There is now very little difference between the two major Federal parties where uranium exports are concerned, although internal dissent still exists within the Federal ALP and the Queensland and Western Australian state governments do not support expanded uranium mining. The Democrats and Greens have been outspoken
opponents of uranium mining, nuclear energy and nuclear weapons.
What can we do about it?
Quite a lot as it happens. The movement against the nuclear industry
has been taken up by millions of ordinary people around the globe. Find
out what you can do to create a nuclear free future.
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