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		<id>https://www.designingbuildings.co.uk/w/index.php?action=history&amp;feed=atom&amp;title=Dry_valley</id>
		<title>Dry valley - Revision history</title>
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		<updated>2026-05-04T02:23:07Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Dry_valley&amp;diff=212190&amp;oldid=prev</id>
		<title>Designing Buildings at 08:04, 1 September 2021</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Dry_valley&amp;diff=212190&amp;oldid=prev"/>
				<updated>2021-09-01T08:04:45Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 08:04, 1 September 2021&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;A dry valley is a valley, formed by water erosion, with no permanent surface stream. Dry valleys typically occur in areas where porous rock (rock which absorbs water, such as chalk and limestone) is present.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;A dry valley is a valley, formed by water erosion, with no permanent surface stream. Dry valleys typically occur in areas where porous rock (rock which absorbs water, such as chalk and limestone) is present&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;. Ref The HS2 London-West Midlands Environmental Statement, published by the Department for Transport in November 2013&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Ref The HS2 London&lt;/del&gt;-&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;West Midlands Environmental Statement&lt;/del&gt;, published by &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the Department for Transport &lt;/del&gt;in &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;November 2013&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[https://historicengland.org.uk/images&lt;/ins&gt;-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;books/publications/geoarchaeology-earth-sciences-to-understand-archaeological-record/ Geoarchaeology, Using Earth Sciences to Understand the Archaeological Record]&lt;/ins&gt;, published by &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Historic England in 2015, defines a dry valley as: ‘…a valley with no stream in it, common &lt;/ins&gt;in &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;areas with chalk bedrock&lt;/ins&gt;.&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;’&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;on Designing Buildings Wiki: &lt;/del&gt;=&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Drainage.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Drainage.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Dry_valley&amp;diff=196184&amp;oldid=prev</id>
		<title>Designing Buildings at 08:05, 27 February 2021</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Dry_valley&amp;diff=196184&amp;oldid=prev"/>
				<updated>2021-02-27T08:05:52Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 08:05, 27 February 2021&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Water engineering.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Water engineering.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Theory&lt;/del&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;DCN_Definition]] [[Category:Definitions&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Dry_valley&amp;diff=123330&amp;oldid=prev</id>
		<title>Designing Buildings: Created page with &quot;A dry valley is a valley, formed by water erosion, with no permanent surface stream. Dry valleys typically occur in areas where porous rock (rock which absorbs water, such as cha...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Dry_valley&amp;diff=123330&amp;oldid=prev"/>
				<updated>2018-12-21T09:58:57Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;A dry valley is a valley, formed by water erosion, with no permanent surface stream. Dry valleys typically occur in areas where porous rock (rock which absorbs water, such as cha...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;A dry valley is a valley, formed by water erosion, with no permanent surface stream. Dry valleys typically occur in areas where porous rock (rock which absorbs water, such as chalk and limestone) is present.&lt;br /&gt;
&lt;br /&gt;
Ref The HS2 London-West Midlands Environmental Statement, published by the Department for Transport in November 2013.&lt;br /&gt;
&lt;br /&gt;
= Related articles on Designing Buildings Wiki: =&lt;br /&gt;
&lt;br /&gt;
* Drainage.&lt;br /&gt;
* Flood risk.&lt;br /&gt;
* Groundwater.&lt;br /&gt;
* River engineering.&lt;br /&gt;
* Water engineering.&lt;br /&gt;
&lt;br /&gt;
[[Category:Theory]]&lt;/div&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

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