NPZ-model/Physical-Processes.md

@@ -28,7 +28,7 @@ k_{d} = 0.24 + 0.036 \cdot TPM
 
 Where the background extinction is 0.24 m<sup>-1</sup> (including the extinction due to dissolved humic substances) and TPM is the concentration of suspended sediment particles (mg l<sup>-1</sup>)
 
-The average light ($`I_{avg}`$) is calculated by integration of the function over the whole water column divided over the waterdepth. 
+The average light ($`I_{avg}`$) is calculated by integration of the function over the whole water column divided over the water depth. 
 
 ```math
 I_{avg} = \frac{ \int_{z=0}^{z=Depth} \cdot I_{z} \cdot dz}{Depth}