By Lloyd Alter
Carbon Upfront
Scope 4 emissions help me justify my flight to New Zealand and compensate for its carbon footprint.
I apologize for my posts not showing up at the usual times; I got back from Australia and New Zealand with a crushing jet lag that I still haven’t recovered from, with a cold thrown in as well. I hope to be back to my usual programming shortly.
Everyone is talking about “Scope 4” and “avoided emissions” these days. Joel Mackower of Trellis (formerly GreenBiz, it is sad that everyone is running from “green”) defines them:
In simple terms, Scope 4 refers to greenhouse gases never emitted due to a product’s cleaner production or attributes. Or, more precisely, “the difference in total lifecycle GHG emissions
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