Consumers and investors should be empowered to make environmentally ethical choices. A mandatory scheme for companies to publish easily accessible and understandable data relating to their carbon emissions will help make the free market improve human environmental impact by consumer choice.
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This scheme will help bring about the changes envisioned here by the Governor of the Bank of England - Mark Carney. In doing so it will legitimise aspects of capitalism that traditionally have insufficiently considered environment impact as part of the cost of production.
https://www.theguardian.com/environment/2019/oct/13/firms-ignoring-climate-crisis-bankrupt-mark-carney-bank-england-governor