URP implements the Screen Space Ambient OcclusionA method to approximate how much ambient light (light not coming from a specific direction) can hit a point on a surface.
See in Glossary (SSAO) effect as a Renderer Feature.
To use the SSAO effect in your project follow these instructions:
Any CamerasA component which creates an image of a particular viewpoint in your scene. The output is either drawn to the screen or captured as a texture. More info
See in Glossary that use the Renderer with the SSAO Renderer Feature now have the SSAO effect.