It was another one of those simple questions: what is the carbon cost of what we eat? How can we choose products which have low carbon footprints?
Inevitably the answer was neither easy nor, it appears, something that we should be encouraged to know. Or perhaps we should.
Whatever your stance on climate change, it makes sense to minimise our use of energy, and there should be a link with cost. Currently in the UK we pay an annual ‘car tax’ on vehicles which is based on their carbon emissions. As most cars with low emissions are also those with low fuel consumption, driving a frugal car ensures that you pay less for fuel and less tax.
But what about something equally everyday, like soup?
Let’s say we intend having soup for lunch. There are three ways that I could envisage us doing that:
- Buy a tin of soup from…
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