Pull request type

• ReadMe, Docs and GitHub updates
• Other (please describe):

Checklist

• CHANGELOG.md has been updated (if relevant)

New behavior

Fixing documentation build and Environment related examples.

Breaking change

• No

Additional information

There are documentation warnings and other fixes that could easily be done to improve docs format and appearance given the addition of new features. However, the purpose of this PR is simply to successfully build the documentation.