list: API endpoint for returning a list of environments.
retrieve: API endpoint for returning a particular environment.

GET /v2/environments/caves/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://api-beta.open5e.com/v2/environments/caves/?format=api",
    "key": "caves",
    "name": "Caves",
    "desc": "Caves and caverns",
    "aquatic": false,
    "planar": false,
    "interior": true,
    "document": "https://api-beta.open5e.com/v2/documents/open5e-e/?format=api"
}