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  <title>Spring 2021 - Activity 4 [My Green Up Data]</title>
  <link rel="self" href="https://www.globe.gov/c/message_boards/find_thread?p_l_id=18703103&amp;threadId=81795910" />
  <subtitle>Spring 2021 - Activity 4 [My Green Up Data]</subtitle>
  <id>https://www.globe.gov/c/message_boards/find_thread?p_l_id=18703103&amp;threadId=81795910</id>
  <updated>2026-09-20T19:19:50Z</updated>
  <dc:date>2026-09-20T19:19:50Z</dc:date>
  <entry>
    <title>Spring 2021 - Activity 4 [My Green Up Data]</title>
    <link rel="alternate" href="https://www.globe.gov/c/message_boards/find_message?p_l_id=18703103&amp;messageId=81795909" />
    <author>
      <name>Athanasios Theodorakopoulos</name>
    </author>
    <id>https://www.globe.gov/c/message_boards/find_message?p_l_id=18703103&amp;messageId=81795909</id>
    <updated>2024-12-04T18:06:01Z</updated>
    <published>2021-06-19T23:15:35Z</published>
    <summary type="html">Good evening Europe!&lt;br /&gt;​​​​​​​Here is an update on &lt;strong&gt;European Phenology Campaign - Spring 2021&lt;/strong&gt;. I&amp;#39;m sharing the graph of my tree Green Up measurements:&lt;br /&gt;&lt;br /&gt;&lt;img src="https://www.globe.gov/documents/18702582/0/Quercus+robur-Act4_1.png/6317a2eb-119a-c8b2-6396-e136fca7f0b3?t=1624141676481&amp;amp;imagePreview=1" /&gt;&lt;br /&gt;&lt;br /&gt;&lt;u&gt;Here are some informations about the location&lt;/u&gt;:&lt;br /&gt;Country: Litochoro, mt. Olympus, &lt;strong&gt;Greece&lt;/strong&gt;&lt;br /&gt;Coordinates: &lt;strong&gt;40.084158°/22.488452°&lt;br /&gt;​​​​​​​&lt;/strong&gt;Elevation: &lt;strong&gt;580 m.&lt;/strong&gt;&lt;br /&gt;Tree: &lt;strong&gt;Pedunculate oak [Quercus robur]&lt;/strong&gt;&lt;br /&gt;Tree height:&lt;strong&gt; 19.98 m&lt;br /&gt;​​​​​​​&lt;/strong&gt;Tree circumference: &lt;strong&gt;346 cm&lt;/strong&gt;&lt;br /&gt;Globe Site: &lt;strong&gt;Research Area: LIT-218186S6&lt;/strong&gt;&lt;br /&gt;School: &lt;strong&gt;Greece Globe v-School&lt;/strong&gt;&lt;br /&gt;Instrument shelter [Atmosphere measurements]: &lt;a href="https://vis.globe.gov/GLOBE/popUpContents.jsp?site_id=193799&amp;amp;current_date"&gt;Research Area: LIT-193799S3&lt;/a&gt;&lt;br /&gt;&lt;br /&gt;&lt;u&gt;Collaboration&lt;/u&gt;:&lt;br /&gt;​​​​​​​We&amp;#39;re trying to compare our tree with a site which is located at an altitude higher than 400 m. Unfortunately this is not possible so we decide to collaborate with &lt;a href="https://www.globe.gov/web/ivano-frankivsk-city-environmental-station"&gt;Ivano-Frankivsk City Environmental Station&lt;/a&gt; [260 m. elev.]. We have found several similarities with the tree [Quercus robur] at the site: &lt;a href="https://vis.globe.gov/GLOBE/timeseries.jsp?map_type=PowerCharts/MultiAxisLine&amp;amp;mode=multisiteplot&amp;amp;multiSiteList=217319:dv_greenings_up:green_up:null:null&amp;amp;chartmodule=PowerCharts&amp;amp;field=Quercus:robur:0&amp;amp;start_datepicker=2021-1-1&amp;amp;end_datepicker=2021-12-31&amp;amp;result_type=true"&gt;Дуб В&lt;/a&gt;. The similarities consern the date of budbust [28-04/01-05] and the same leaf length [last measurement 15-05: 62mm and our measurement at 22-05: 61mm]. &lt;br /&gt;&lt;br /&gt;​​​​​​​(To check my previous posts, you can click at the following links: &lt;a href="https://www.globe.gov/web/european-phenology-campaign/overview/discussion-forums/-/message_boards/message/80221159#_com_liferay_message_boards_web_portlet_MBPortlet_message_80221159"&gt;Activity 1&lt;/a&gt;, &lt;a href="https://www.globe.gov/web/european-phenology-campaign/overview/discussion-forums/-/message_boards/message/80975522#_com_liferay_message_boards_web_portlet_MBPortlet_message_80975522"&gt;Activity 2 [Swelling]&lt;/a&gt;&lt;a href="https://www.globe.gov/web/european-phenology-campaign/overview/discussion-forums/-/message_boards/message/81096949#_com_liferay_message_boards_web_portlet_MBPortlet_message_81096949"&gt;, Activity 2 [Budburst]&lt;/a&gt;, &lt;a href="https://www.globe.gov/web/european-phenology-campaign/overview/discussion-forums/-/message_boards/message/81232295"&gt;Activity 3 [Carbon in my Tree]&lt;/a&gt;, &lt;a href="https://www.globe.gov/web/european-phenology-campaign/overview/discussion-forums/-/message_boards/message/81794407"&gt;Activity 3&lt;/a&gt;)&lt;br /&gt;&lt;br /&gt;​​​​​​​Best regards,&lt;br /&gt;​​​​​​​Athanasios Theodorakopoulos</summary>
    <dc:creator>Athanasios Theodorakopoulos</dc:creator>
    <dc:date>2021-06-19T23:15:35Z</dc:date>
  </entry>
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