Chemistry Reference
In-Depth Information
Table 3 Trend analysis for 40 EMEP monitoring stations over the 1990-2009 period ranked in
order of their 1990 extrapolated level
Station
Slope, ppb per year
1990 level, ppb
Significance level
IT0004R
2.3
1.1
118
8
a
¼
0.001
GB0013R
2.0
1.4
104
14
a
¼
0.01
GB0038R
1.7
1.1
104
13
a
¼
0.01
NL0010R
1.6
1.1
104
11
a
¼
0.05
AT0032R
0.7
0.6
103
9
a
¼
0.05
GB0036R
1.6
1.2
100
10
a
¼
0.05
AT0045R
0.9
0.8
100
7
a
¼
0.1
DE0003R
0.5
98
a
>
0.1
DE0002R
0.7
94
a
>
0.1
AT0041R
0.5
93
a
>
0.1
GB0031R
1.3
1.0
93
10
a
¼
0.1
AT0002R
1.0
0.7
93
5
a
¼
0.05
AT0043R
1.0
92
a
>
0.1
AT0046R
0.5
92
a
>
0.1
0.8
0.7
91
7
a
¼
0.1
AT0047R
SE0011R
1.0
0.8
86
9
a
¼
0.05
CH0003R
0.1
86
a
>
0.1
AT0042R
0.3
86
a
>
0.1
CH0002R
0.3
85
a
>
0.1
GB0002R
1.4
0.9
85
12
a
¼
0.05
DE0001R
0.4
84
a
>
0.1
NL0009R
0.9
0.7
83
6
a
¼
0.01
AT0034G
0.2
81
a
>
0.1
SE0032R
0.6
79
a
>
0.1
AT0037R
0.0
78
a
>
0.1
NO0001R
1.0
0.6
77
7
a
¼
0.05
GB0006R
1.2
0.8
75
8
a
¼
0.05
GB0033R
0.9
0.8
73
9
a
¼
0.1
PT0004R
0.5
72
a
>
0.1
IE0031R
0.5
70
a
>
0.1
GB0015R
0.4
70
a
>
0.1
NO0043R
0.2
69
a
>
0.1
SE0012R
0.1
69
a
>
0.1
FI0022R
0.1
68
a
>
0.1
FI0009R
0.2
68
a
>
0.1
FI0017R
0.3
65
a
>
0.1
NO0039R
0.0
65
a
>
0.1
SE0035R
0.0
62
a
>
0.1
a
>
0.1
NO0015R
0.5
56
a
>
0.1
NO0042G
0.1
51
