This is a 3D scene using Unity 3D and Blender where the environment is covered with snow, in a winter type of environment. There is physics applied where you can hear and watch the trees move with the wind. There is sound with the wind and nature while you watch. There are four camera views which you can view and birds in the main view.
Check out the new scene created with Unity 3D and Blender below;
Check out more at https://dev-mike.com/winter-environment-3d/