Posts Tagged climatechange

The Tragedy of the Commons and why we should learn from it.

Posted 21 April 2022 by David Spratt

Part Three of Planet Spratt’s Journey to Sustainability The tragedy of the commons is an economic problem in which every individual has an incentive to consume a resource, but at the expense of every other individual—with no way to exclude anyone from consuming. Initially it was formulated by asking what would happen if every shepherd, acting in their own self-interest, allowed their flock to graze on the common field. If everybody does act in their apparent own best interest, it results in harmful over-consumption (all the grass is eaten, to the detriment of...
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New Zealand committed to 50% at COP26

Posted 20 December 2021 by Chris Hargreaves

The COP26 summit brought governments together in Sept 2021 to discuss accelerated actions towards the goals of the Paris Agreement (2015), which is an international treaty signed by 196 participating member states at COP21 in Paris, 2015. It aims to keep the global average temperature at ‘well below’ 2 degrees above pre-industrial levels, ideally 1.5 degrees, to strengthen the ability to adapt to climate change, and build resilience; align all finance flows with, ‘a pathway towards low greenhouse gas emissions, and climate-resilient development’. New Zealand has signed up to...
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