Just random day dreaming, flocking birds in a scorched summer sky over a field of sunflowers.
Clouds are gathering and the air loads up with electricity as the storm builds up.
The main point is the animated version below:
Soundtrack: René Aubry – “Avant la Pluie I”
Landscape is exclusively made of particle systems, in Particle Manager: The sunflower field, the drifting clouds and the flaring sun.
The flock of bird is another particle system, with trigonometric rules, in Processing