<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>petra</author><text>It&amp;#x27;s not enough to change people&amp;#x27;s beliefs about climate change and political choices.&lt;p&gt;&amp;gt;&amp;gt; Olivine is plentiful, everywhere,&lt;p&gt;That means olivine will be mined everywhere. not necessarily in coal country.</text><parent_chain><item><author>thechao</author><text>I don&amp;#x27;t know why the Democrats, in particular, don&amp;#x27;t turn this into political hay: it&amp;#x27;s literally the perfect counter to the coal issue.&lt;p&gt;1. Olivine is plentiful, everywhere, including as the tailings from huge defunct coal mines;&lt;p&gt;2. All of the mining &amp;amp; transportation infrastructure is already in mining country;&lt;p&gt;3. Mining country is desperate for solid, dependable blue collar work; and,&lt;p&gt;4. Mining country already has expertise in ... mining.&lt;p&gt;Instead of rolling in and telling mine workers that &amp;quot;their livelihood is destroying the world, please go find something else to do&amp;quot;, the Fed could roll in and say: &amp;quot;now it&amp;#x27;s your turn to ~save the world~; go dig!&amp;quot;</text></item><item><author>tim333</author><text>For comparison I was looking back at the &amp;quot;Project Vesta – Mitigating climate change with green sand beaches&amp;quot; thing.&lt;p&gt;There were estimates of $10-$25 a ton for olivine rock
&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;news.ycombinator.com&amp;#x2F;item?id=20415138&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;news.ycombinator.com&amp;#x2F;item?id=20415138&lt;/a&gt;</text></item></parent_chain></comment><story><title>A CO2 capture solvent with exceptionally low total costs of capture</title><url>https://pubs.rsc.org/en/content/articlelanding/2020/ee/d0ee02585b#!divAbstract</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>aardvarkr</author><text>Just a side note, as I don’t know a thing about olivine, but wouldn’t they be able to pull the material from the waste piles instead of mining new material? I remember this popping up in a discussion about thorium (super abundant in coal mining waste) and that was one of the points brought up</text><parent_chain><item><author>thechao</author><text>I don&amp;#x27;t know why the Democrats, in particular, don&amp;#x27;t turn this into political hay: it&amp;#x27;s literally the perfect counter to the coal issue.&lt;p&gt;1. Olivine is plentiful, everywhere, including as the tailings from huge defunct coal mines;&lt;p&gt;2. All of the mining &amp;amp; transportation infrastructure is already in mining country;&lt;p&gt;3. Mining country is desperate for solid, dependable blue collar work; and,&lt;p&gt;4. Mining country already has expertise in ... mining.&lt;p&gt;Instead of rolling in and telling mine workers that &amp;quot;their livelihood is destroying the world, please go find something else to do&amp;quot;, the Fed could roll in and say: &amp;quot;now it&amp;#x27;s your turn to ~save the world~; go dig!&amp;quot;</text></item><item><author>tim333</author><text>For comparison I was looking back at the &amp;quot;Project Vesta – Mitigating climate change with green sand beaches&amp;quot; thing.&lt;p&gt;There were estimates of $10-$25 a ton for olivine rock
&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;news.ycombinator.com&amp;#x2F;item?id=20415138&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;news.ycombinator.com&amp;#x2F;item?id=20415138&lt;/a&gt;</text></item></parent_chain></comment><story><title>A CO2 capture solvent with exceptionally low total costs of capture</title><url>https://pubs.rsc.org/en/content/articlelanding/2020/ee/d0ee02585b#!divAbstract</url></story>