<?xml version="1.0" encoding="utf-8"?>
<rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	>

<channel>
	<title>The Why Files &#187; Environment</title>
	<atom:link href="http://whyfiles.org/category/all/subject/environment/feed/" rel="self" type="application/rss+xml" />
	<link>http://whyfiles.org</link>
	<description>The Science Behind The News</description>
	<lastBuildDate>Fri, 20 Nov 2009 02:34:16 +0000</lastBuildDate>
	<generator>http://wordpress.org/?v=2.9-rare</generator>
	<language>en</language>
	<sy:updatePeriod>hourly</sy:updatePeriod>
	<sy:updateFrequency>1</sy:updateFrequency>
			<item>
		<title>Tar sands</title>
		<link>http://whyfiles.org/2009/tar-sands/</link>
		<comments>http://whyfiles.org/2009/tar-sands/#comments</comments>
		<pubDate>Thu, 29 Oct 2009 20:04:39 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[All]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Energy]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environment & pollution]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Science and Technology]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[Understandings about science and technology]]></category>
		<category><![CDATA[air pollution]]></category>
		<category><![CDATA[Alberta]]></category>
		<category><![CDATA[athabasca river]]></category>
		<category><![CDATA[Canada]]></category>
		<category><![CDATA[fossil fuel]]></category>
		<category><![CDATA[global warming]]></category>
		<category><![CDATA[greenhouse gases]]></category>
		<category><![CDATA[heavy oil]]></category>
		<category><![CDATA[oil sands]]></category>
		<category><![CDATA[peak oil]]></category>
		<category><![CDATA[pollution]]></category>
		<category><![CDATA[synthetic crude oil]]></category>
		<category><![CDATA[tar sands]]></category>
		<category><![CDATA[water pollution]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=3506</guid>
		<description><![CDATA[Canada's oil-drenched sands give it the second-largest oil reserves in the world. Using the "tar sands" pollutes air and water, destroys forests and could cause cancer. Should we leave oil sands alone?]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/tar-sands/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Raising (Whooping) Crane</title>
		<link>http://whyfiles.org/2009/raising-whooping-crane/</link>
		<comments>http://whyfiles.org/2009/raising-whooping-crane/#comments</comments>
		<pubDate>Thu, 15 Oct 2009 19:46:42 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[All]]></category>
		<category><![CDATA[Animals]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Diversity and adaptations of organisms]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Life Science]]></category>
		<category><![CDATA[Natural resources]]></category>
		<category><![CDATA[Plants & animals]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[aransas]]></category>
		<category><![CDATA[captive breeding]]></category>
		<category><![CDATA[crane habitat]]></category>
		<category><![CDATA[endangered species]]></category>
		<category><![CDATA[genetic bottleneck]]></category>
		<category><![CDATA[International Crane Foundation]]></category>
		<category><![CDATA[migration]]></category>
		<category><![CDATA[necedah]]></category>
		<category><![CDATA[raising Whooping Cranes]]></category>
		<category><![CDATA[Siberian crane]]></category>
		<category><![CDATA[ultralight training]]></category>
		<category><![CDATA[wood buffalo]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=3362</guid>
		<description><![CDATA[Ultralight aircraft are guiding crane chicks toward Florida wintering grounds. Dangers remain, but it's a step ahead for Americas' largest flying bird, once reduced to 21 animals.]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/raising-whooping-crane/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<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>
				<category><![CDATA[All]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Earth Science]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[In The News]]></category>
		<category><![CDATA[Natural and human-induced hazards]]></category>
		<category><![CDATA[Populations, resources, and environments]]></category>
		<category><![CDATA[Science and technology in local, national, and global c]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[Weather & Climate]]></category>
		<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>
				<category><![CDATA[All]]></category>
		<category><![CDATA[Atmospheric science]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Earth & Space]]></category>
		<category><![CDATA[Earth Science]]></category>
		<category><![CDATA[Earth and Space Science]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environmental quality]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Natural and human-induced hazards]]></category>
		<category><![CDATA[Natural resources]]></category>
		<category><![CDATA[Science and technology in local, national, and global c]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[Weather & Climate]]></category>
		<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>Fertilizing the ocean</title>
		<link>http://whyfiles.org/2009/fertilizing-the-ocean/</link>
		<comments>http://whyfiles.org/2009/fertilizing-the-ocean/#comments</comments>
		<pubDate>Thu, 06 Aug 2009 23:57:17 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Abilities of technological design]]></category>
		<category><![CDATA[All]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Earth & Space]]></category>
		<category><![CDATA[Earth and Space Science]]></category>
		<category><![CDATA[Energy in the earth system]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environment & pollution]]></category>
		<category><![CDATA[Environmental quality]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Natural resources]]></category>
		<category><![CDATA[Science and Technology]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[The future]]></category>
		<category><![CDATA[algae]]></category>
		<category><![CDATA[carbon dioxide]]></category>
		<category><![CDATA[geoengineering]]></category>
		<category><![CDATA[global warming]]></category>
		<category><![CDATA[iron fertilization]]></category>
		<category><![CDATA[iron seeding]]></category>
		<category><![CDATA[john martin]]></category>
		<category><![CDATA[martin hypothesis]]></category>
		<category><![CDATA[oceanography]]></category>
		<category><![CDATA[plankton]]></category>
		<category><![CDATA[science process]]></category>
		<category><![CDATA[side effects]]></category>
		<category><![CDATA[southern ocean]]></category>
		<category><![CDATA[thermocline]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=2702</guid>
		<description><![CDATA[As Earth warms, we may need huge geoengineering projects to fight climate change. Would adding iron to fertilize ocean plants withdraw enough carbon dioxide to slow warming? Could the plan backfire?]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/fertilizing-the-ocean/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>
				<category><![CDATA[All]]></category>
		<category><![CDATA[Biology]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environment & pollution]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[History and Nature of Science]]></category>
		<category><![CDATA[History of science]]></category>
		<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>Counting birds</title>
		<link>http://whyfiles.org/2009/counting-birds/</link>
		<comments>http://whyfiles.org/2009/counting-birds/#comments</comments>
		<pubDate>Thu, 02 Apr 2009 21:27:56 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Abilities necessary to do scientific inquiry]]></category>
		<category><![CDATA[All]]></category>
		<category><![CDATA[Biology]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environment & pollution]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Plants & animals]]></category>
		<category><![CDATA[Science as Inquiry]]></category>
		<category><![CDATA[amateur]]></category>
		<category><![CDATA[bird ecology]]></category>
		<category><![CDATA[bird population]]></category>
		<category><![CDATA[breeding bird survey]]></category>
		<category><![CDATA[christmas bird count]]></category>
		<category><![CDATA[citizen scientist]]></category>
		<category><![CDATA[citizens in science]]></category>
		<category><![CDATA[ornithology]]></category>
		<category><![CDATA[state of the birds]]></category>
		<category><![CDATA[united states birds]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1860</guid>
		<description><![CDATA[The feds put out a massive report on American birds, and the #1 source of data is – amateurs! What is the role of amateurs in ornithology? Hint: if you want to survey 800 species on 3.5 million square miles…]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/counting-birds/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Bush creates huge Pacific reserves</title>
		<link>http://whyfiles.org/2009/bush-creates-huge-pacific-reserves/</link>
		<comments>http://whyfiles.org/2009/bush-creates-huge-pacific-reserves/#comments</comments>
		<pubDate>Sun, 25 Jan 2009 20:13:11 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[All]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environment & pollution]]></category>
		<category><![CDATA[Environmental quality]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Interdependence of organisms]]></category>
		<category><![CDATA[Life Science]]></category>
		<category><![CDATA[Natural resources]]></category>
		<category><![CDATA[Plants & animals]]></category>
		<category><![CDATA[Populations and ecosystems]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[clam environmental protection]]></category>
		<category><![CDATA[coral]]></category>
		<category><![CDATA[effectiveness of marine protected areas]]></category>
		<category><![CDATA[fish]]></category>
		<category><![CDATA[George Bush]]></category>
		<category><![CDATA[Marianas trench]]></category>
		<category><![CDATA[marine reserves]]></category>
		<category><![CDATA[Pacific Ocean reserves]]></category>
		<category><![CDATA[Palmyra Atoll]]></category>
		<category><![CDATA[Rose Atoll]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1161</guid>
		<description><![CDATA[Three giant new reserves, extend 50 miles out from shore, will protect coral reefs, fish, clams, and other life forms. But how effective are marine protected areas?]]></description>
		<wfw:commentRss>http://whyfiles.org/2009/bush-creates-huge-pacific-reserves/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Carbon tax or carbon trading? Can economics battle global warming?</title>
		<link>http://whyfiles.org/2008/carbon-tax-or-carbon-trading-can-economics-battle-global-warming/</link>
		<comments>http://whyfiles.org/2008/carbon-tax-or-carbon-trading-can-economics-battle-global-warming/#comments</comments>
		<pubDate>Thu, 04 Dec 2008 18:58:23 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
				<category><![CDATA[All]]></category>
		<category><![CDATA[Atmospheric science]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Earth and Space Science]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environment & pollution]]></category>
		<category><![CDATA[Environmental quality]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Natural resources]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[Social Science]]></category>
		<category><![CDATA[carbon dioxide cap-and-trade]]></category>
		<category><![CDATA[Carbon tax]]></category>
		<category><![CDATA[carbon trading]]></category>
		<category><![CDATA[economic efficacy]]></category>
		<category><![CDATA[economics]]></category>
		<category><![CDATA[emission trading]]></category>
		<category><![CDATA[Emission Trading Scheme]]></category>
		<category><![CDATA[global warming]]></category>
		<category><![CDATA[market mechanism]]></category>
		<category><![CDATA[reduce carbon pollution]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1076</guid>
		<description><![CDATA[Carbon tax or carbon trading? Can economics battle global warming? As the United Nations gets set for (another!) pow-wow on global warming, policy wonks are focusing on two mechanisms to reduce carbon pollution. Which gets more control at a lower price: carbon tax or carbon cap-and-trade?]]></description>
		<wfw:commentRss>http://whyfiles.org/2008/carbon-tax-or-carbon-trading-can-economics-battle-global-warming/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>New concern as ocean grows more acidic</title>
		<link>http://whyfiles.org/2008/new-concern-as-ocean-grows-more-acidic/</link>
		<comments>http://whyfiles.org/2008/new-concern-as-ocean-grows-more-acidic/#comments</comments>
		<pubDate>Thu, 13 Nov 2008 21:18:49 +0000</pubDate>
		<dc:creator>schulte</dc:creator>
				<category><![CDATA[All]]></category>
		<category><![CDATA[By Subject]]></category>
		<category><![CDATA[By Theme]]></category>
		<category><![CDATA[Earth Science]]></category>
		<category><![CDATA[Environment]]></category>
		<category><![CDATA[Environmental quality]]></category>
		<category><![CDATA[Grades 5-8]]></category>
		<category><![CDATA[Grades 9-12]]></category>
		<category><![CDATA[Natural resources]]></category>
		<category><![CDATA[Physical Science]]></category>
		<category><![CDATA[Populations, resources, and environments]]></category>
		<category><![CDATA[Science in Personal and Social Perspectives]]></category>
		<category><![CDATA[Technology]]></category>
		<category><![CDATA[carbon dioxide]]></category>
		<category><![CDATA[dolphins]]></category>
		<category><![CDATA[fossil fuel pollution]]></category>
		<category><![CDATA[global warming]]></category>
		<category><![CDATA[greenhouse gas]]></category>
		<category><![CDATA[marine mammals]]></category>
		<category><![CDATA[noise]]></category>
		<category><![CDATA[ocean acidification]]></category>
		<category><![CDATA[ocean acidity]]></category>
		<category><![CDATA[sonar]]></category>
		<category><![CDATA[sound]]></category>
		<category><![CDATA[stranding]]></category>
		<category><![CDATA[whales]]></category>

		<guid isPermaLink="false">http://whyfiles.org/?p=1072</guid>
		<description><![CDATA[Each hour,  the ocean dissolves 1 million tons of carbon dioxide from burning fossil fuel. As the water grows more acidic, sound travels further. What will happen to marine mammals, which rely on an exquisite sense of hearing?]]></description>
		<wfw:commentRss>http://whyfiles.org/2008/new-concern-as-ocean-grows-more-acidic/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
	</channel>
</rss>
