雪
参考：
Soft Snow | Unity Asset Store [Official]
Realistic Snow and Fog FX | Unity Asset Store [Official]
Snow VFX | Unity Asset Store [Official]
One Click Snow | Unity Asset Store [Official]
Winter World | Unity Asset Store [Official]
Global Snow | Unity Asset Store [Official]
Ice World
参考：
Ice World | Unity Asset Store [Official]
Ice World – Shader and Textures Presentation – YouTube
Blizzard FX
参考：
Blizzard FX | Unity Asset Store [Official]
Dynamic Weather System
参考：
Dynamic Weather System | Unity Asset Store [Official]
Global Snow
参考：
Global Snow | Unity Asset Store [Official]
Global Snow – Cinematic One-Click SNOW Solution for UNITY – YouTube