Fig. 3: Comparison of presently derived 2021 hybrid top-down/bottom-up, measurement-based methane inventory for upstream oil and gas production in BC with most recent (2020) official inventory estimate from ECCC. | Communications Earth & Environment

Fig. 3: Comparison of presently derived 2021 hybrid top-down/bottom-up, measurement-based methane inventory for upstream oil and gas production in BC with most recent (2020) official inventory estimate from ECCC.

From: Creating measurement-based oil and gas sector methane inventories using source-resolved aerial surveys

Fig. 3

95% confidence intervals represent the total uncertainty on the measured source fraction of the inventory. Uncertainties on the unmeasured source component should be equivalent between the present and ECCC inventories since they are derived from similar bottom-up data.

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