The SCIENCE behind 350

Why 450ppm target is not radical enough
NASA scientist Jim Hansen’s interview with The Guardian explaining why we must aim to reduce emissions to 350ppm.
Why we need to reduce CO2 to 350ppm
Jim Hansen’s scientific paper on the need to reduce CO2 in the atmosphere to 350ppm.
www.350.org
350 is the number that leading scientists say is the safe upper limit for carbon dioxide — measured in parts per million in our atmosphere. 350ppm — it’s the number humanity needs to get back to as soon as possible to avoid runaway climate change.
Why Current Market ‘Solutions’ Can’t Work
Mark Lynas Guardian article on why Climate chaos is inevitable.
6 degrees timeline
Mark Lynas on what is predicted to happen at each degree of warming.
Perspectives on Climate Change
Climate Outreach Information Network gathers views and advice.
Contraction and Convergence
Contraction & Convergence is the underlying international approach H350 — along with most others — support. Holyrood 350 is advocating unilateral contraction and convergence within Scotland in order to show that this is possible and inspire others to follow our example. See the end of the “H350 In Depth” document for more details.

H350 in Depth

A longer document describing the campaign.


Resources for Taking Action

H350’s 4 Action points for the Scottish Government

  1. Price carbon out of the economy
  2. Create an Energy Healthy Infrastructure
  3. Establish The Green New Deal
  4. Support Localisation: Transition and Transformation

Who are you?

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