have tried and tried and tried but i dont get how I can import a material and a "sky fog" ( downloaded).
Can somebody plz help me

Welcome tetris,

Maybe others can give a direct answer, but I would need to know what it is you are tying to import, such as jpg image? which is made through the material library
Some imports/presets (possibly what you have) need to go through the "sky & fog presets"

To import sky/fog presets:
Open Bryce:-

Thx really much for help :)
didnt see they grey arrows, so i just clicked "edit" and "sky & fog".
btw the file types are .mat and .bsk.
And again thx really much

Your more than welcome.

Have a look through the "Tutorials / Tips`n`Tricks" thread, there are some good links and info

Dont forget to drop by and show/post any of your creations.