The time series of (a) weekly-averaged non-seasalt (nss) sulfate aerosol at Alert, NWT, Canada, (b) monthly-averaged sulfate aerosol at Ny Ålesund, Norway, (c) weekly-averaged nitrate at Alert, and (d) weekly-averaged hydrogen ion at Alert

The time series of (a) weekly-averaged non-seasalt (nss) sulfate aerosol at Alert, NWT, Canada, (b) monthly-averaged sulfate aerosol at Ny Ålesund, Norway, (c) weekly-averaged nitrate at Alert, and (d) weekly-averaged hydrogen ion at Alert (map/graphic/illustration)

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The time series of (a) weekly-averaged non-seasalt (nss) sulfate aerosol at Alert, NWT, Canada, (b) monthly-averaged sulfate aerosol at Ny Ålesund, Norway, (c) weekly-averaged nitrate at Alert, and (d) weekly-averaged hydrogen ion at Alert
Sources (a, c, d) L. Barrie pers. comm., (b) data source: NILU (AAR Figure 9.5)
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Designer
Graphical production: Philippe Rekacewicz and Emmanuelle Bournay (GRID-Arendal)
Appears in AMAP Assessment Report: Arctic Pollution Issues
Published 1998
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