🍎 Orchard Frost Night: Radiation Cooling, Inversion and Wind Machines

Spend a clear calm night in a blossoming apple orchard: net longwave cooling (Stefan-Boltzmann, Brunt sky emissivity), a surface temperature inversion, cold-air drainage into a frost hollow and bud-stage critical temperatures, then decide when to start a wind machine, heaters or latent-heat sprinklers.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install