Fig. 4: Wastewater nitrogen in global estuaries. | Communications Earth & Environment

Fig. 4: Wastewater nitrogen in global estuaries.

From: Wastewater-influenced estuaries are characterized by disproportionately high nitrous oxide emissions but overestimated IPCC emission factor

Fig. 4: Wastewater nitrogen in global estuaries.The alternative text for this image may have been generated using AI.

a Distribution of wastewater nitrogen input in global estuaries. b Zoomed-in view of estuarine wastewater nitrogen in China. c Zoomed-in view of estuarine wastewater nitrogen in the PRE. Wastewater nitrogen input is shown in log10(g N). Green circles in (a) represent the 83 estuaries covered in the meta-analysis. Zoomed-in view of different continents are shown in Supplementary Fig. 6.

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