<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>chrisco255</author><text>Carbon Dioxide Fertilization Greening Earth, Study Finds:&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.nasa.gov&amp;#x2F;feature&amp;#x2F;goddard&amp;#x2F;2016&amp;#x2F;carbon-dioxide-fertilization-greening-earth&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.nasa.gov&amp;#x2F;feature&amp;#x2F;goddard&amp;#x2F;2016&amp;#x2F;carbon-dioxide-fer...&lt;/a&gt;</text><parent_chain></parent_chain></comment><story><title>Vegetation is expanding at high altitudes in the Himalayas</title><url>https://www.bbc.com/news/science-environment-51050456</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>mirimir</author><text>This is not at all surprising. It&amp;#x27;s happening in central Mexico too. But there, it&amp;#x27;s desert that&amp;#x27;s moving up.&lt;p&gt;Generally, moving inland, poleward, and up are the options.</text><parent_chain></parent_chain></comment><story><title>Vegetation is expanding at high altitudes in the Himalayas</title><url>https://www.bbc.com/news/science-environment-51050456</url></story>