Lighting Effects - The Photoshop: Professional Retouching and Compositing Tips, Tricks, and Techniques - page 206

Figure 3.50
10. Of course this picture is used to demonstrate the shadow effect, but if you wanted
to take it a step further and add in the sunset you could firstly add a Photo Filter
Adjustment Layer. Choose Warming Filter (81) from the drop-down menu and in-
crease the Density to 80%.