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Oceania

NO2 levels largely decreased over Australia and New Zealand, which is associated with environmental regulations on NOx emissions, such as from cars.  Large decreases occurred over many countries, such as the U.S., in Western Europe, and Japan, for the same reason.

Regional Data

Select from the cities below to find data and plots specific to each location. To sort, simply click on one of the column headings.

Region: Oceania
City Country Region 2016 Avg. NO2 Change (%) Uncertainty (±%)
Adelaide Australia Oceania 1.52 -26.69 9.78
Auckland New Zealand Oceania 1.17 -25.37 10.91
Brisbane Australia Oceania 2.06 -36.82 8.10
Darwin Australia Oceania 0.69 -20.58 18.43
Hobart Australia Oceania 0.47 -17.13 16.65
Melbourne Australia Oceania 3.17 -52.10 14.07
Perth Australia Oceania 1.35 -22.41 10.17
Sydney Australia Oceania 3.39 -30.28 8.36
Wellington New Zealand Oceania 0.64 -1.78 12.04