But GDP is not the same thing as production of goods. Here's wikipedia's breakdown of US GDP by industry: https://en.wikipedia.org/wiki/Economy_of_the_United_St

But GDP is not the same thing as production of goods. Here's wikipedia's breakdown of US GDP by industry: https://en.wikipedia.org/wiki/Economy_of_the_United_States#GDP_by_industry https://en.wikipedia.org/wiki/Economy_of_the_United_States#G... These industries are emphatically not equal contributors to greenhouse gas emissions. So it makes little sense to aggregate them and measure the emissions to GDP ratio.