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	<title>The Why Files &#187; Science and technology in local, national, and global c</title>
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	<link>http://whyfiles.org</link>
	<description>The Science Behind The News</description>
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		<title>Planetary limits: More than just global warming</title>
		<link>http://whyfiles.org/2009/planetary-limits-more-than-just-global-warming/</link>
		<comments>http://whyfiles.org/2009/planetary-limits-more-than-just-global-warming/#comments</comments>
		<pubDate>Thu, 01 Oct 2009 22:04:31 +0000</pubDate>
		<dc:creator>admin</dc:creator>
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		<category><![CDATA[Science and technology in local, national, and global c]]></category>
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		<category><![CDATA[air pollution]]></category>
		<category><![CDATA[biodiversity loss]]></category>
		<category><![CDATA[chemical pollution]]></category>
		<category><![CDATA[exceeding planetary boundaries could block key ecosystem services: climate change]]></category>
		<category><![CDATA[fertilizer use]]></category>
		<category><![CDATA[freshwater use]]></category>
		<category><![CDATA[land use]]></category>
		<category><![CDATA[ocean acidification]]></category>
		<category><![CDATA[ozone loss]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=2842</guid>
		<description><![CDATA[Scientists propose 9 limits on human actions: Wrecking ozone, over-using fertilizer, killing species could block key "ecosystem services." Are there natural limits to fresh water use and pollution?]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/planetary-limits-more-than-just-global-warming/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>No joke: Laughing gas attacks ozone!</title>
		<link>http://whyfiles.org/2009/no-joke-laughing-gas-attacks-ozone/</link>
		<comments>http://whyfiles.org/2009/no-joke-laughing-gas-attacks-ozone/#comments</comments>
		<pubDate>Thu, 03 Sep 2009 20:19:42 +0000</pubDate>
		<dc:creator>admin</dc:creator>
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		<category><![CDATA[Antarctic ozone hole]]></category>
		<category><![CDATA[laughing gas]]></category>
		<category><![CDATA[Montreal Protocol]]></category>
		<category><![CDATA[nitrous oxide]]></category>
		<category><![CDATA[ozone]]></category>
		<category><![CDATA[ozone depleting substances]]></category>
		<category><![CDATA[ozone depletion potential]]></category>
		<category><![CDATA[ozone layer]]></category>
		<category><![CDATA[stratospheric ozone]]></category>
		<category><![CDATA[ultraviolet radiation]]></category>
		<category><![CDATA[UV-B]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=2773</guid>
		<description><![CDATA[The ozone layer protects Earth from UV rays: Twenty-two years after a treaty to protect ozone, how is the layer doing? What has happened to the ozone hole above Antarctica?]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/no-joke-laughing-gas-attacks-ozone/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>History of fishing</title>
		<link>http://whyfiles.org/2009/history-of-fishing/</link>
		<comments>http://whyfiles.org/2009/history-of-fishing/#comments</comments>
		<pubDate>Thu, 28 May 2009 21:56:47 +0000</pubDate>
		<dc:creator>admin</dc:creator>
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		<category><![CDATA[History and Nature of Science]]></category>
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		<category><![CDATA[Life Science]]></category>
		<category><![CDATA[Natural and human-induced hazards]]></category>
		<category><![CDATA[Plants & animals]]></category>
		<category><![CDATA[Populations and ecosystems]]></category>
		<category><![CDATA[Science and technology in local, national, and global c]]></category>
		<category><![CDATA[Science history & process]]></category>
		<category><![CDATA[Understandings about science and technology]]></category>
		<category><![CDATA[biological oceanography]]></category>
		<category><![CDATA[birds]]></category>
		<category><![CDATA[census marine life]]></category>
		<category><![CDATA[fish]]></category>
		<category><![CDATA[fishery regulation]]></category>
		<category><![CDATA[history of marine animal populations]]></category>
		<category><![CDATA[mammals]]></category>
		<category><![CDATA[marine biology]]></category>
		<category><![CDATA[ocean history]]></category>
		<category><![CDATA[ocean past conference]]></category>
		<category><![CDATA[turtle]]></category>
		<category><![CDATA[whale]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1953</guid>
		<description><![CDATA[A new study finds a surprising number of fish, birds and mammals in the oceans 100 and 1,000 years ago. Can this information help regulators slow the decline of important marine animals?]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/history-of-fishing/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Investments: The psychology of money</title>
		<link>http://whyfiles.org/2008/investments-halloween-came-early-this-year/</link>
		<comments>http://whyfiles.org/2008/investments-halloween-came-early-this-year/#comments</comments>
		<pubDate>Thu, 23 Oct 2008 21:22:37 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
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		<category><![CDATA[Science and technology in society]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
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		<category><![CDATA[behavioral economics]]></category>
		<category><![CDATA[economic behavior]]></category>
		<category><![CDATA[finances]]></category>
		<category><![CDATA[financial risk-taking]]></category>
		<category><![CDATA[irrational behavior]]></category>
		<category><![CDATA[money]]></category>
		<category><![CDATA[monkey behavior]]></category>
		<category><![CDATA[monkey economics]]></category>
		<category><![CDATA[neuroeconomics]]></category>
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		<category><![CDATA[psychology]]></category>
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		<category><![CDATA[thinking about money]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1069</guid>
		<description><![CDATA[What does science tell us about dealing with money? Can thinking about money change your behavior? How do monkeys gamble? Is 'homo economicus' truly rational? Do some people thrive on financial risks?]]></description>
		<wfw:commentRss>http://whyfiles.org/2008/investments-halloween-came-early-this-year/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Hungry? History has lessons for improving farm productivity.</title>
		<link>http://whyfiles.org/2008/hungry-history-has-lessons-for-improving-farm-productivity/</link>
		<comments>http://whyfiles.org/2008/hungry-history-has-lessons-for-improving-farm-productivity/#comments</comments>
		<pubDate>Thu, 24 Apr 2008 23:16:49 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
				<category><![CDATA[Abilities of technological design]]></category>
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		<category><![CDATA[biodiesel]]></category>
		<category><![CDATA[biofuels]]></category>
		<category><![CDATA[corn]]></category>
		<category><![CDATA[ethanol]]></category>
		<category><![CDATA[food riots]]></category>
		<category><![CDATA[green revolution]]></category>
		<category><![CDATA[learning from the green revolution]]></category>
		<category><![CDATA[palm oil]]></category>
		<category><![CDATA[plant breeding]]></category>
		<category><![CDATA[productivity]]></category>
		<category><![CDATA[second green revolution]]></category>
		<category><![CDATA[soaring food prices]]></category>
		<category><![CDATA[soil]]></category>
		<category><![CDATA[soybean]]></category>
		<category><![CDATA[yield]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1046</guid>
		<description><![CDATA[After World War II, the “green revolution” sparked an explosion in farm output in developing countries. With soaring food prices and  spreading food riots, what can we learn from the green revolution?]]></description>
		<wfw:commentRss>http://whyfiles.org/2008/hungry-history-has-lessons-for-improving-farm-productivity/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Pilot perfection: Errors plunge!</title>
		<link>http://whyfiles.org/2008/pilot-perfection-errors-plunge/</link>
		<comments>http://whyfiles.org/2008/pilot-perfection-errors-plunge/#comments</comments>
		<pubDate>Thu, 03 Jan 2008 20:13:18 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
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		<category><![CDATA[Science and technology in local, national, and global c]]></category>
		<category><![CDATA[Technology]]></category>
		<category><![CDATA[airline accidents]]></category>
		<category><![CDATA[airline crash]]></category>
		<category><![CDATA[airline safety]]></category>
		<category><![CDATA[death rates]]></category>
		<category><![CDATA[fatality rates]]></category>
		<category><![CDATA[on-ground accidents]]></category>
		<category><![CDATA[pilot error]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1031</guid>
		<description><![CDATA[Pilot errors have dropped 40 percent over 20 years, but on-the-ground accidents have increased. Why have pilot errors declined? What work remains to increase airline safety?]]></description>
		<wfw:commentRss>http://whyfiles.org/2008/pilot-perfection-errors-plunge/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>New plug-in hybrid claims 640 miles per tank</title>
		<link>http://whyfiles.org/2007/making-a-plug-for-plug-in-hybrids/</link>
		<comments>http://whyfiles.org/2007/making-a-plug-for-plug-in-hybrids/#comments</comments>
		<pubDate>Thu, 29 Nov 2007 21:34:31 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
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		<category><![CDATA[Transfer of energy]]></category>
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		<category><![CDATA[auto efficiency]]></category>
		<category><![CDATA[crude oil]]></category>
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		<category><![CDATA[global warming]]></category>
		<category><![CDATA[greenhouse gases]]></category>
		<category><![CDATA[peak oil]]></category>
		<category><![CDATA[plug-in hybrid]]></category>
		<category><![CDATA[vehicle to grid]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1027</guid>
		<description><![CDATA[Plug-in hybrids mean more than just extra spending cash for drivers, though. They could offer a new path through the maze of the electric grid, and help to boost the use of alternative energy.]]></description>
		<wfw:commentRss>http://whyfiles.org/2007/making-a-plug-for-plug-in-hybrids/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Electric Cars: Meet the plug-in Hybrid</title>
		<link>http://whyfiles.org/2007/electric-cars-meet-the-plug-in-hybrid/</link>
		<comments>http://whyfiles.org/2007/electric-cars-meet-the-plug-in-hybrid/#comments</comments>
		<pubDate>Thu, 29 Nov 2007 19:36:31 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
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		<category><![CDATA[Science as Inquiry]]></category>
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		<category><![CDATA[battery]]></category>
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		<guid isPermaLink="false">http://whyfiles.org/?p=793</guid>
		<description><![CDATA[Hybrid cars and fuel cells increase auto efficiency and reduce pollution, but it's a long struggle from the idea to the reality.]]></description>
		<wfw:commentRss>http://whyfiles.org/2007/electric-cars-meet-the-plug-in-hybrid/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Super-schnozz: Instant detector spots rotten food</title>
		<link>http://whyfiles.org/2007/super-schnozz-instant-detector-spots-rotten-food/</link>
		<comments>http://whyfiles.org/2007/super-schnozz-instant-detector-spots-rotten-food/#comments</comments>
		<pubDate>Thu, 16 Aug 2007 20:23:04 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
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		<category><![CDATA[instant readout]]></category>
		<category><![CDATA[spoilage]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1010</guid>
		<description><![CDATA[Using a chemical reaction that changes color when specific chemicals are present, a new "dipstick" may detect spoilage better than the human nose.]]></description>
		<wfw:commentRss>http://whyfiles.org/2007/super-schnozz-instant-detector-spots-rotten-food/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>NukeWar, Regional Version</title>
		<link>http://whyfiles.org/2006/nukewar-regional-version/</link>
		<comments>http://whyfiles.org/2006/nukewar-regional-version/#comments</comments>
		<pubDate>Fri, 22 Dec 2006 02:27:14 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
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		<category><![CDATA[Pakistan]]></category>
		<category><![CDATA[regional nuclear war]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=937</guid>
		<description><![CDATA[What would happen to the global climate after a nuclear war between India and Pakistan? Study says the planet would be dark and cool for 10 years.  How much would food production decline?]]></description>
		<wfw:commentRss>http://whyfiles.org/2006/nukewar-regional-version/feed/</wfw:commentRss>
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