To bring the world to life we will add some Fireflies to the Scene.
Save the image to the right and use it for a new PARTICLES object.
Place a firefly near the middle of the scene. You can add more once you have tested the effect.
Set the size and angle of the firefly particle as shown
Spray cone and Type of the Particles
Property as shown. (LEFT)
particle properties as shown
This makes fireflies spawn in a random area and gently fade out.
Change lifetime properties
so that particles fade away after 2 seconds
TEST your scene to see fireflies add to the atmosphere.