Geofluids / 2019 / Article / Fig 11

Research Article

Mofette Vegetation as an Indicator for Geogenic CO2 Emission: A Case Study on the Banks of the Laacher See Volcano, Vulkaneifel, Germany

Figure 11

(a–b) CCA (CANOCO 4.5) of selected soil parameters, CO2 concentrations in (a) 20 cm and (b) 40 cm soil depths (arrows), and plant species (triangles) in the U1 mofette. AnemNemo: Anemone nemorosa; CareAcut: Carex acutiformis; LoniPeri: Lonicera periclymenum; MeliMuti: Melica mutica; PoaNemo: Poa nemoralis; RanuFica: Ranunculus ficaria; StelHolo: Stellaria holostea; SymphAlb: Symphoricarpos album; TiliPlat: Tilia platyphyllos; VincMino: Vinca minor. Eigenvalues for (a): 0.529, 0.425, 0.267, and 0.066, and (b): 0.460, 0.341, 0.210, and 0.046 (data sampling in February and May 2013).

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