Nidelva river through Trondheim Norway

Nidelva river through Trondheim Norway
by Saaru Lindestokke                

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6
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Why does darkening skies in Photoshop cause banding, and how can I avoid it?

I am pretty new to Photoshop (I have Elements 10). When I darken highlights I find that the sky ends up in bands. I have read advice that says to reduce the effect of this by using either blur or ...
6
votes
2answers
490 views

What causes a band-like pattern in photos of a CFL?

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