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	<title><![CDATA[Grist - Comment Feed for Obama campaign targets McCain&#8217;s support of dumping nuclear waste at Yucca Mountain]]></title>
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	<description>Grist Comment Feed</description>
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            <title>Comment #1 by BILL HANNAHAN</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Mon, 11 Aug 2008 04:02:32 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/1</guid>
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				<p><strong>Fear mongering is not leadership.<p><br>
Converting 5.4 ounces of uranium into fission products will release enough heat to generate a full 80 year lifetime supply of electricity for an average American and displace the burning of 1,140,000 pounds of coal, preventing the release of 2,440,000 pounds of CO2. Less than one ounce of the fission products will still be radioactive at end of life dispersed in 10 - 15 pounds of spent fuel.<p>
Moving 15 pounds of spent fuel to Nevada per lifetime will not require a continuous stream of trucks and trains. <p>
A more rational solution is to bury the spent fuel in deep seabed mud, ideally suited for the retention of fission products. In the unlikely event that there is some leakage in the future it would not be a significant risk because;<p>
1 &nbsp;There are over 3,000 pounds of sea water per square inch of earth's surface and water is an excellent shielding material.<p>
2. We do not breathe or drink sea water.<p>
3 &nbsp;We do not live in sea water.<p>
4 &nbsp;Seawater &nbsp;already contains vast quantities of radioactive material, yet it accounts for only a tiny fraction of our radiation dose. The fission products would increase the activity of seawater and our exposure by a tiny amount.<p>
<a href="http://www.waterencyclopedia.com/Po-Re/Radionuclides-in-the-Ocean.html" rel="nofollow">http://www.waterencyclopedia.com/Po-Re/Radionuclides-in-t ...<p>
<a href="http://www.umich.edu/~radinfo/introduction/natural.htm" rel="nofollow">http://www.umich.edu/~radinfo/introduction/natural.htm<p>
The oceans contain 4.6 billion tons of uranium, sufficient to support 10 billion people for over 30,000 years. <p>
<a href="http://en.wikipedia.org/wiki/Uranium" rel="nofollow">http://en.wikipedia.org/wiki/Uranium<p>
In reality the oceans are continuously resupplied with uranium by the erosion of land, so the uranium supply is effectively unlimited.<p>
We know that the deep ocean contains slow moving currents that isolate vast quantities of sea water from the biosphere for over a thousand years. Any fission products that leak into the seawater will decay to non radioactive atoms long before they reenter the biosphere.<p>
<a href="http://en.wikipedia.org/wiki/Ocean_conveyor_belt" rel="nofollow">http://en.wikipedia.org/wiki/Ocean_conveyor_belt

<p><a href="http://coal2nuclear.com/energy_facts.htm" rel="nofollow">Things Everybody Should Know About Energy</a></p></a></p></p></p></a></p></p></a></p></a></p></p></p></p></p></p></p></br></p></strong></p>
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				<p><strong>Fear mongering is not leadership.<p><br>
Converting 5.4 ounces of uranium into fission products will release enough heat to generate a full 80 year lifetime supply of electricity for an average American and displace the burning of 1,140,000 pounds of coal, preventing the release of 2,440,000 pounds of CO2. Less than one ounce of the fission products will still be radioactive at end of life dispersed in 10 - 15 pounds of spent fuel.<p>
Moving 15 pounds of spent fuel to Nevada per lifetime will not require a continuous stream of trucks and trains. <p>
A more rational solution is to bury the spent fuel in deep seabed mud, ideally suited for the retention of fission products. In the unlikely event that there is some leakage in the future it would not be a significant risk because;<p>
1 &nbsp;There are over 3,000 pounds of sea water per square inch of earth's surface and water is an excellent shielding material.<p>
2. We do not breathe or drink sea water.<p>
3 &nbsp;We do not live in sea water.<p>
4 &nbsp;Seawater &nbsp;already contains vast quantities of radioactive material, yet it accounts for only a tiny fraction of our radiation dose. The fission products would increase the activity of seawater and our exposure by a tiny amount.<p>
<a href="http://www.waterencyclopedia.com/Po-Re/Radionuclides-in-the-Ocean.html" rel="nofollow">http://www.waterencyclopedia.com/Po-Re/Radionuclides-in-t ...<p>
<a href="http://www.umich.edu/~radinfo/introduction/natural.htm" rel="nofollow">http://www.umich.edu/~radinfo/introduction/natural.htm<p>
The oceans contain 4.6 billion tons of uranium, sufficient to support 10 billion people for over 30,000 years. <p>
<a href="http://en.wikipedia.org/wiki/Uranium" rel="nofollow">http://en.wikipedia.org/wiki/Uranium<p>
In reality the oceans are continuously resupplied with uranium by the erosion of land, so the uranium supply is effectively unlimited.<p>
We know that the deep ocean contains slow moving currents that isolate vast quantities of sea water from the biosphere for over a thousand years. Any fission products that leak into the seawater will decay to non radioactive atoms long before they reenter the biosphere.<p>
<a href="http://en.wikipedia.org/wiki/Ocean_conveyor_belt" rel="nofollow">http://en.wikipedia.org/wiki/Ocean_conveyor_belt

<p><a href="http://coal2nuclear.com/energy_facts.htm" rel="nofollow">Things Everybody Should Know About Energy</a></p></a></p></p></p></a></p></p></a></p></a></p></p></p></p></p></p></p></br></p></strong></p>
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            <title>Comment #2 by PurpleOzone</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Mon, 11 Aug 2008 04:45:35 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/2</guid>
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				<p><strong>Lovely Calculation; Please Continue</strong></p><p>How many pounds of coal and oil are needed to:<br>


mine the pitchblende ore<br>
grind up the ore to extract the uranium<br>
separate out the radioactive isotope of uranium 235 (only .72% of natural uranium)<br>
build the power plant (current money cost something like $11 billion)<br>
dispose of the nuclear waste (newest estimate is $90 billion, but since disposal has yet started nobody knows for sure.</p><p>


Give me an end-to-end calculation! Your selected numbers above are propaganda.</br></br></br></br></br></p>
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				<p><strong>Lovely Calculation; Please Continue</strong></p><p>How many pounds of coal and oil are needed to:<br>


mine the pitchblende ore<br>
grind up the ore to extract the uranium<br>
separate out the radioactive isotope of uranium 235 (only .72% of natural uranium)<br>
build the power plant (current money cost something like $11 billion)<br>
dispose of the nuclear waste (newest estimate is $90 billion, but since disposal has yet started nobody knows for sure.</p><p>


Give me an end-to-end calculation! Your selected numbers above are propaganda.</br></br></br></br></br></p>
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            <title>Comment #3 by GRLCowan</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Mon, 11 Aug 2008 06:51:52 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/3</guid>
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				<p><strong>Truth is the best propaganda<p>and can be found <a href="http://nuclearinfo.net/Nuclearpower/WebHomeEnergyLifecycleOfNuclear_Power" rel="nofollow">here.<p>
Step 3 is incompetently written. All isotopes of uranium are radioactive, and not all power reactors required any separation of one from another. The kind I propose below for B2O3 splitting, for instance, do not.<p>
--- G.R.L. Cowan, H2 energy fan 'til ~1996<br>
<a href="http://www.inderscience.com/search/index.php?action=record&amp;rec_id=19452" rel="nofollow">How solar power stations can work all winter</a></br></p></p></a></p></strong></p>
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				<p><strong>Truth is the best propaganda<p>and can be found <a href="http://nuclearinfo.net/Nuclearpower/WebHomeEnergyLifecycleOfNuclear_Power" rel="nofollow">here.<p>
Step 3 is incompetently written. All isotopes of uranium are radioactive, and not all power reactors required any separation of one from another. The kind I propose below for B2O3 splitting, for instance, do not.<p>
--- G.R.L. Cowan, H2 energy fan 'til ~1996<br>
<a href="http://www.inderscience.com/search/index.php?action=record&amp;rec_id=19452" rel="nofollow">How solar power stations can work all winter</a></br></p></p></a></p></strong></p>
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            <title>Comment #4 by Wolverine</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Mon, 11 Aug 2008 07:49:22 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/4</guid>
			<description><![CDATA[
				<p><strong>Leave It Where It Is</strong></p><p>As theoretical physicist Michio Kaku advocates, leaving nuclear waste where it is, which in almost all cases is at the power plants, is a good way to make nuclear energy choke on itself, thereby helping to get rid of it. &nbsp;In addition to consuming and burning fuel to move the waste and the dangers of doing so, this is another reason to oppose the Yucca Mountain project or any other storage site.</p><p>
Kate, could you please mention the immense harms from mining uranium in posts on this issue? &nbsp;Just saying that a nuke supporter failed to address safety or waste problems ignores the biggest harm caused by this stuff, which is uranium mining.</p>
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				<p><strong>Leave It Where It Is</strong></p><p>As theoretical physicist Michio Kaku advocates, leaving nuclear waste where it is, which in almost all cases is at the power plants, is a good way to make nuclear energy choke on itself, thereby helping to get rid of it. &nbsp;In addition to consuming and burning fuel to move the waste and the dangers of doing so, this is another reason to oppose the Yucca Mountain project or any other storage site.</p><p>
Kate, could you please mention the immense harms from mining uranium in posts on this issue? &nbsp;Just saying that a nuke supporter failed to address safety or waste problems ignores the biggest harm caused by this stuff, which is uranium mining.</p>
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            <title>Comment #5 by BILL HANNAHAN</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Mon, 11 Aug 2008 15:33:58 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/5</guid>
			<description><![CDATA[
				<p><strong>Lets stick to the facts<p> " How many pounds of coal and oil are needed to:<p>
mine the pitchblende ore<p>
grind up the ore to extract the uranium<p>
separate out the radioactive isotope of uranium 235 (only .72% of natural uranium) "  <p>
Reactor fuel assemblys cost about &#189; cent per kwh, of which a small fraction is energy content.<p>
<a href="http://www.eia.doe.gov/cneaf/electricity/epa/epat8p2.html" rel="nofollow">http://www.eia.doe.gov/cneaf/electricity/epa/epat8p2.html ...<p>
The vast majority of the energy content is from the enrichment process. In an all nuclear powered world the energy would be provided by fission, so the coal content would be approximately zero.<p>
 " build the power plant (current money cost something like $11 billion) "  <p>
Wow, even Joe Romm has not found an $11B cost estimate, show me yours. A 1.5 GW plant would produce 7.1 E11 kWh over its 60 year lifetime, so construction cost using your huge number is 1.5 cents / kWh, of which the coal content is a negligible fraction.<p>
 " dispose of the nuclear waste (newest estimate is $90 billion, but since disposal has yet started nobody knows for sure. "  <p>
Deep seabed disposal would be very inexpensive and require little energy to dispose of a lifetime 15 pounds of waste that produced 1.1 million kWh. The coal content would be approximately zero pounds per kWh.<p>
 "Your selected numbers above are propaganda. "  <p>
Define propaganda. Is the truth propaganda if it is not consistent with your view of reality?<p>
List the facts that you think are important that I left out.<br>


<p><a href="http://coal2nuclear.com/energy_facts.htm" rel="nofollow">Things Everybody Should Know About Energy</a></p></br></p></p></p></p></p></p></p></p></a></p></p></p></p></p></p></strong></p>
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				<p><strong>Lets stick to the facts<p> " How many pounds of coal and oil are needed to:<p>
mine the pitchblende ore<p>
grind up the ore to extract the uranium<p>
separate out the radioactive isotope of uranium 235 (only .72% of natural uranium) "  <p>
Reactor fuel assemblys cost about &#189; cent per kwh, of which a small fraction is energy content.<p>
<a href="http://www.eia.doe.gov/cneaf/electricity/epa/epat8p2.html" rel="nofollow">http://www.eia.doe.gov/cneaf/electricity/epa/epat8p2.html ...<p>
The vast majority of the energy content is from the enrichment process. In an all nuclear powered world the energy would be provided by fission, so the coal content would be approximately zero.<p>
 " build the power plant (current money cost something like $11 billion) "  <p>
Wow, even Joe Romm has not found an $11B cost estimate, show me yours. A 1.5 GW plant would produce 7.1 E11 kWh over its 60 year lifetime, so construction cost using your huge number is 1.5 cents / kWh, of which the coal content is a negligible fraction.<p>
 " dispose of the nuclear waste (newest estimate is $90 billion, but since disposal has yet started nobody knows for sure. "  <p>
Deep seabed disposal would be very inexpensive and require little energy to dispose of a lifetime 15 pounds of waste that produced 1.1 million kWh. The coal content would be approximately zero pounds per kWh.<p>
 "Your selected numbers above are propaganda. "  <p>
Define propaganda. Is the truth propaganda if it is not consistent with your view of reality?<p>
List the facts that you think are important that I left out.<br>


<p><a href="http://coal2nuclear.com/energy_facts.htm" rel="nofollow">Things Everybody Should Know About Energy</a></p></br></p></p></p></p></p></p></p></p></a></p></p></p></p></p></p></strong></p>
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            <title>Comment #6 by blacksheep</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Thu, 14 Aug 2008 00:50:38 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/6</guid>
			<description><![CDATA[
				<p><strong>Forget Nuclear<p>if you haven't already read this, you should:<br>
<a href="http://www.rmi.org/sitepages/pid467.php" rel="nofollow">http://www.rmi.org/sitepages/pid467.php<br>
</br></a></br></p></strong></p>
			]]></description>
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				<p><strong>Forget Nuclear<p>if you haven't already read this, you should:<br>
<a href="http://www.rmi.org/sitepages/pid467.php" rel="nofollow">http://www.rmi.org/sitepages/pid467.php<br>
</br></a></br></p></strong></p>
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            <title>Comment #7 by anyone</title>
			<link>http://www.grist.org/article/waste-not-want-not/</link>
			<pubDate>Thu, 16 Oct 2008 06:52:52 -0700</pubDate>
			<guid isPermaLink="false">http://www.grist.org/article/waste-not-want-not/7</guid>
			<description><![CDATA[
				<p><strong>Nuclear needs to learn to walk on its own <p>Go ahead spend all your private savings on nuclear power, but please, please stop asking for tax dollars.<br>
<a href="http://www.npr.org/templates/story/story.php?storyId=15545418" rel="nofollow">http://www.npr.org/templates/story/story.php?storyId=1554 ... <br>
<a href="http://www.npr.org/templates/story/story.php?storyId=89169837" rel="nofollow">http://www.npr.org/templates/story/story.php?storyId=8916 ...<p>
After 60 years of massive public funding, it's time for nuclear to learn to walk on its own feet.<p>
Btw, wind power is growing by 7,500 MW in 2008 alone (an increase of 45% compared to 2007)<br>
<a href="http://www.awea.org/newsroom/releases/Wind_Installations_Surpass_20K_MW_03Sept08.html" rel="nofollow">http://www.awea.org/newsroom/releases/Wind_Installations_ ...<p>
If wind only grows 12% annually for the next decade that'll lead to over 200 GW by 2020.<br>
</br></p></a></br></p></p></a></br></a></br></p></strong></p>
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				<p><strong>Nuclear needs to learn to walk on its own <p>Go ahead spend all your private savings on nuclear power, but please, please stop asking for tax dollars.<br>
<a href="http://www.npr.org/templates/story/story.php?storyId=15545418" rel="nofollow">http://www.npr.org/templates/story/story.php?storyId=1554 ... <br>
<a href="http://www.npr.org/templates/story/story.php?storyId=89169837" rel="nofollow">http://www.npr.org/templates/story/story.php?storyId=8916 ...<p>
After 60 years of massive public funding, it's time for nuclear to learn to walk on its own feet.<p>
Btw, wind power is growing by 7,500 MW in 2008 alone (an increase of 45% compared to 2007)<br>
<a href="http://www.awea.org/newsroom/releases/Wind_Installations_Surpass_20K_MW_03Sept08.html" rel="nofollow">http://www.awea.org/newsroom/releases/Wind_Installations_ ...<p>
If wind only grows 12% annually for the next decade that'll lead to over 200 GW by 2020.<br>
</br></p></a></br></p></p></a></br></a></br></p></strong></p>
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