While the modern state is indeed stable, environmental  change has an impact even if not through apocalyptic natural disaster.<p>A long term drought contributed to the civil war in Syria[1]. It may be the first of many around the world.<p>Both Ebola and Zika are exacerbated by global climate change[2][3].<p>According to the link, Egypt survived as a state for a century longer before it too fell. That was after transforming from a civil society to martial law. With the threat to pregnancy posed by Zika, I&#x27;m reminded of the propaganda in &quot;Children of Men&quot;: &quot;The World Has Collapsed: Only Britain Soldiers On&quot;<p>1.  <a href="http:&#x2F;&#x2F;www.nytimes.com&#x2F;2015&#x2F;03&#x2F;03&#x2F;science&#x2F;earth&#x2F;study-links-syria-conflict-to-drought-caused-by-climate-change.html" rel="nofollow">http:&#x2F;&#x2F;www.nytimes.com&#x2F;2015&#x2F;03&#x2F;03&#x2F;science&#x2F;earth&#x2F;study-links-...</a><p>2. <a href="http:&#x2F;&#x2F;blogs.ei.columbia.edu&#x2F;2014&#x2F;09&#x2F;04&#x2F;how-climate-change-is-exacerbating-the-spread-of-disease&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blogs.ei.columbia.edu&#x2F;2014&#x2F;09&#x2F;04&#x2F;how-climate-change-i...</a><p>3. <a href="http:&#x2F;&#x2F;www.vox.com&#x2F;2016&#x2F;1&#x2F;20&#x2F;10795562&#x2F;zika-virus-cdc-mosquitoes-birth-defects" rel="nofollow">http:&#x2F;&#x2F;www.vox.com&#x2F;2016&#x2F;1&#x2F;20&#x2F;10795562&#x2F;zika-virus-cdc-mosquit...</a>