Carbon emissions are more than countries report because scientific methods differ

Here’s the intro from this Reuters article:

Scientists said on Monday they have detected a large gap, equal to about what the United States emits annually, between the amount of climate-warming emissions that countries report and the amount that independent models say reaches the atmosphere. The gap of about 5.5 billion tonnes of carbon dioxide per year arises not because any country is doing anything wrong.

Rather, it is due to differences between scientific methods used in national inventories that countries report under the 2015 Paris agreement on climate change and methods used by international models.

I worry about this kind of thing as helping to diminish trust in the general public about what they hear relating to climate…