UnityCACAO-HDRP17/com.unity.render-pipelines.high-definition/Documentation~/scene-setup.md

Scene setup

Use Volumes in the High Definition Render Pipeline (HDRP) to partition your scene into areas so you can control lighting and effects at a finer level, rather than tune an entire scene.

Page	Description
Understand Volumes	Understand the Volume framework, Volumes, Volume Overrides and Volume Profiles.
Set up a Volume	Create a Volume and assign a Volume Profile.
Configure Volume Overrides	Create a Volume Override and configure its properties.
Create a Volume Profile	Create and customize a Volume Profile.