
The trees in Blacklake Swamp. Turning on reflective units doesn't fix this issue.

The explosion from XTA 9.1. As you can see, there are no heat clouds.
My specs:
Windows XP Pro
2.0 ghz Intel Core 2 Duo
2 gig DDR2 RAM
GeForce Go 7700, 512 vram, 86.02 Forceware version.
Any thing I can do?