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Key to NEU dataset (form) names
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C1L1_
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refers to field measurements at "Inferential" sites; Bulk
measurements" of anions, cations and total water soluble N; "DELTA"
measurements of gaseous HNO3, HONO, SO2, HCl, NH3, aerosol NO3, NO2-, SO4-,
Cl-, NH4+ and basic cations
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C1L2_
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refers to field measurements at regional sites across Europe
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C1L3_
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refers to field measurements made at the network of 13 "supersites"
across Europe
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C2_
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refers to measurements made at manipulation sites across Europe
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C3_
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has no data uploaded
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Metadata_One_offs
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refers to site description data, and other data that are measured
once-only
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Methods
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refers to instrument, field and laboratory methods used
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Annual_and_time_series
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refers to measurements that are made once a year, once a season, once
a month, every one or two weeks, and other highly resolved time-series data
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N_and_aerosol_flux_data
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refers to the data sets specific for C1L1, where nitrogen compounds
and aerosol flux concentrations were measured
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Site Management
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Redundant - not used
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Guide to the NitroEurope Database and available parameters