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Table 2 The slopes, CIs, and statistical significances at the 95% significance level for the eBC mass concentration in the regional airmass, using the seasonal MK method

From: Long-term trends of black carbon and particle number concentration in the lower free troposphere in Central Europe

Ā 

Slope (%/year)

CI (%/year)

Significance

ZSF

āˆ’ā€‰3.94

āˆ’ā€‰20.71

12.29

Not s.s.

JFJ

ā€‰āˆ’ā€‰2.21

ā€‰āˆ’ā€‰10.72

5.90

Not s.s.