I am therefore surprised that Ike Solem (# 14), Joseph Romm (# 15) and SecularAnimist (# 18) all prosetalise about the risks we face and the benefits of wind and solar energy solutions but, nevertheless, appear to turn their faces against any major expansion in the use power
from nuclear fission, apparently regardless of the type of fission.
It is designed to provide an unfailingly safe and economical source of clean energy
from nuclear fission, SMR - 160 incorporates passive features in its operation to ensure utmost safety and reliability.
Designed to provide an unfailingly safe and secure source of clean energy
from nuclear fission, SMR - 160 incorporates passive features of its operation to ensure utmost safety and reliability.
«Once you build the power plants, it just keeps producing energy,» Judge said, noting the potential benefits of electricity generation
from nuclear fission.
Not exact matches
Officials
from the National Aeronautics and Space Administration and U.S. Department of Energy, at a news conference in Las Vegas, detailed the development of the
nuclear fission system under NASA's Kilopower project.
The bulk of the session, in which Musk shared the stage with Y Combinator head Sam Altman, was far - ranging and bizarre, twisting
from nuclear fusion versus
fission to Mars colonization.
Because it is our generation that will benefit
from the wealth produced by
nuclear fission reactors, all our heirs will receive is our radioactive garbage.
Measurements indicated that plutonium, one of the two proposed
nuclear explosives, suffered
from an unacceptably high rate of «spontaneous
fission».
Lise Meitner (1878 - 1968) In 1938, after she escaped
from the Nazis to Sweden, she carried out the key calculations that led to the discovery of
nuclear fission.
His letter to President Franklin Roosevelt, composed at the request and with the aid of immigrant Leo Szilard
from Hungary, warned of
nuclear fission's explosive potential.
Although
nuclear fission, photovoltaics, wind, and water now meet a small portion of the world population's energy needs, humans today get most of our energy the same way the cave people did: directly
from the sun or
from fire.
Indeed, he has evidence: the speediest drop in greenhouse gas pollution on record occurred in France in the 1970s and «80s, when that country transitioned
from burning fossil fuels to
nuclear fission for electricity, lowering its greenhouse emissions by roughly 2 percent per year.
A few years ago, DARPA, which prides itself on promoting far - out projects, proposed spending $ 30 million on a «hafnium bomb,» a type of
nuclear weapon intended to release energy
from atomic nuclei without either
fission or fusion, using an approach similar to how energy is extracted
from electrons in a laser.
It promises a large - scale energy source on Earth, based on fuel extracted
from water, and does not create the long - term waste that uranium - based
nuclear fission does.
Today's
nuclear power plants use the heat
from uranium
fission reactions to do nothing more complicated than boil water, making pressurized steam that spins turbines to generate electricity.
From the fascinating (an intricately diagrammed explanation of
nuclear fission) to the terrifying (an in - depth hypothetical example of what would happen if a 150 kiloton
nuclear explosion occurred in New York City), the site covers all the bases.
So it's a serious entrant, and
from my potentially biased point of view in the
nuclear fission category, I don't know many other entrants that you look and say, «Okay, if you go
from paper to real then this is a meaningful contribution to cheap energy / global warming as an incredible problem.»
A
nuclear reactor derives power
from the
fission of four different atomic nuclei: uranium - 235, uranium - 238, plutonium - 239, and plutonium - 241.
Now, however, physicists with Daya Bay report data that support a much simpler explanation: Scientists are merely overestimating the number of neutrinos born
from the various radioactive nuclei produced in the
fission of one component of standard
nuclear fuel.
nuclear power Energy derived
from processes that produce heat by splitting apart the nuclei of atoms (
fission) or forcing atomic nuclei to merge (fusion).
This is a conservative estimate of the
nuclear energy added to the subterranean water, because other products of
nuclear fission and decay would have added additional energy, and some water was expelled permanently
from earth.
To illustrate chain reactions in
nuclear fission, a table filled with mousetraps represents the atoms and pingpong balls stand in for the new neutrons created
from the split.
As here, refuting Jon Kirwan's concern (# 150): «the speediest drop in greenhouse gas pollution on record occurred in France in the 1970s and «80s, when that country transitioned
from burning fossil fuels to
nuclear fission for electricity, lowering its greenhouse emissions by roughly 2 percent per year.»
This 70 % increase in energy requirements may well come
from sustainable energy and
nuclear fission power perhaps but that still leaves present levels of carbon release unchanged.
The waste for almost all
fission reactors (with the exception of bad actors in the US, USSR, and UK
nuclear weapons programs) is and was in the past almost entirely sequestered
from the environment.
Karl Schroeder: The discontents of
nuclear fission don't stem
from the reactors (Chernobyl aside) but
from the mining, refining and waste disposal processes, which are horribly polluting.
Extra heat
from all sources — including the interior of the planet, fossil fuel burning,
nuclear fission, solar radiance, north - south asymetry and — the big one — cloud radiative forcing — is retained in planetary systems as longwave emissions and shortwave reflectance adjusts to balance the global energy budget.
And if it turns out that
nuclear fission is the necessary way to go, the energy
from that can also be fed into the electrolytic / methane conversion process, allowing much cheaper transport of energy than long - distance electrical transmission.
In particular, advanced reactor design involves «eating»
nuclear waste
from current
fission reactors, thus strongly reducing
nuclear waste and proliferation problems.
While
nuclear energy is regarded as the lesser of the two evils when compared at an emission level to the burning of fossil - fuels, it may trump on the containment of the heat process, which burns in a contained
nuclear reactor through an in - ward heat - chemical reaction called
fission, but
nuclear energy production is a chain
from uranium mining to the toxic waste disposal and therefore as an entire process is an equally high risk environmental option.
There are various types of technologies that can play significant roles in mitigating climate change, including energy efficiency improvements throughout the energy system (especially at the end use side); solar, wind,
nuclear fission and fusion and geothermal, biomass and clean fossil technologies, including carbon capture and storage; energy
from waste; hydrogen production
from non-fossil energy sources and fuel cells (Pacala and Socolow, 2004; IEA, 2006b).
In the long run, next - generation solar, advanced
nuclear fission, and
nuclear fusion represent the most plausible pathways toward the joint goals of climate stabilization and radical decoupling of humans
from nature.
Government and industry must decide whether to invest vast sums, of the order of hundreds, perhaps even thousands of billions of dollars in production of synthetic liquid fuels
from coal or oil shale, an equally expensive and widely unpopular alternative is construction of many new
nuclear fission plants for generation of electricity or production of secondary fuels.
All energy (besides
nuclear fission and high pressures that keep the mantle melted) on Earth indirectly comes
from the Sun.
I do recall some time ago,
from a scientific paper, that
nuclear fission was a very important heat contributor to the biosphere and that it contributed 50 % of the heat necessary to sustain life.
In real life, however, the only way to transmute other materials into gold is through a
nuclear reactor (fusion or
fission depending upon the source materials) and you do need a permit
from the
nuclear regulatory commission in the United States to build a
nuclear reactor.