Although energy is taken into account clean energy its inclusion within the renewable energy list may be a subject of major discussion. to know the controversy we want to know the definition of renewable energy and energy 1st.
Renewable energy is outlined as Associate in Nursing energy source/fuel kind which will regenerate and might fill itself indefinitely. The 5 renewable sources used most frequently square measure biomass, wind, solar, hydro and geothermic.
Nuclear energy on the opposite hand may be a results of heat generated through the fission method of atoms. All power plants convert heat into electricity mistreatment steam. At atomic power plants, the warmth to form the steam is made once atoms split apart - known as fission. The fission releases energy within the type of heat and neutrons. The free neutrons then goes on to hit alternative neutrons and repeat the method, thence generating a lot of heat. In most cases the fuel used for fission is metallic element.
Arguments For Nuclear As Renewable Energy
Most supporters of energy suggests the low carbon emission side of energy as its major characteristic to be outlined as renewable energy. in line with atomic power opponents, if the goal to make a renewable energy infrastructure is to lower carbon emission then there's no reason for not as well as energy in this list. 
But one in all the foremost attention-grabbing arguments for as well as energy within the renewable energy portfolio came from physiologist L Cohen, former academic at University of Pittsburg. academic Cohen outlined the term 'indefinite'(time span needed for Associate in Nursing energy supply to be property enough to be known as renewable energy) in numbers by mistreatment the expected relationship between the sun (source of star energy) and also the earth. in line with academic Cohen, if the metallic element deposit may be proved to last as long because the relationship between the world and Sun is meant to last (5 billion years) then energy ought to be enclosed within the renewable energy portfolio. 
In his paper academic Cohen claims that mistreatment stock farmer reactors (nuclear reactor ready to generate a lot of fissile material than it consumes) it's attainable to fuel the world with energy indefinitely. though the quantity of metallic element deposit obtainable might solely offer energy for regarding one thousand years, academic Cohen believes actual quantity of metallic element deposit obtainable is far quite what's thought-about extractible immediately. In his arguments he includes metallic element that might be extracted at the next price, metallic element from the ocean water and conjointly metallic element from eating away earth crust by watercourse water. All of these attainable metallic element resources if employed in a reactor would be enough to fuel the world for one more five billion years and thence renders energy as renewable energy. 
Arguments Against Nuclear as Renewable Energy
One of the largest arguments against as well as energy within the list of renewable is that the indisputable fact that metallic element deposit on earth is finite, in contrast to star and wind. To be counted as renewable, the energy supply (fuel) ought to be property for Associate in Nursing indefinite amount of your time, in line with the definition of renewable energy.
Another major argument planned by the opponents of as well as energy as renewable energy is that the harmful nuclear waste from atomic power reactors. The nuclear waste is taken into account as a radioactive waste material that goes against the notion of a renewable energy supply.  shrub Mountain is one in all the examples used very often to prove this time. Most of the opponents within the United States of America conjointly purpose at the very fact that whereas most renewable energy supply might render the United States of America energy freelance, metallic element would still keep the country energy dependent as United States of America would still have to be compelled to import metallic element. 
It appears like at the guts of discussion lies the confusion over the precise definition of renewable energy and also the needs that must be met so as to be one. The recent statement by Helene Pelosi, the interim director General of genus Irena (International Renewable Energy Agency), expression genus Irena won't support energy programs as a result of its an extended, sophisticated method, it produces waste and is comparatively risky, proves that their call has nothing to try and do with having a property offer of fuel.  And if that is the case then nuclear proponents would have to be compelled to puzzle out the simplest way to touch upon the nuclear waste management issue and alternative political implications of atomic power before they'll raise genus Irena to rethink as well as energy within the renewable energy list .