potiuk commented on code in PR #28845:
URL: https://github.com/apache/airflow/pull/28845#discussion_r1066481456


##########
docs/apache-airflow/howto/email-config.rst:
##########
@@ -28,8 +28,28 @@ in the ``[email]`` section.
   email_backend = airflow.utils.email.send_email_smtp
   subject_template = /path/to/my_subject_template_file
   html_content_template = /path/to/my_html_content_template_file
+  
+Equivalent environment variables looks like
+
+.. code-block::
+
+  AIRFLOW__EMAIL__EMAIL_BACKEND=airflow.utils.email.send_email_smtp
+  AIRFLOW__EMAIL__SUBJECT_TEMPLATE=/path/to/my_subject_template_file
+  AIRFLOW__EMAIL__HTML_CONTENT_TEMPLATE=/path/to/my_html_content_template_file
+
+You can configure sender's email address by setting ``from_email`` in the 
``[email]`` section like
+
+.. code-block:: ini
+
+  [email]
+  from_email = From email <[email protected]>
+
+Equivalent environment variables looks like
+
+.. code-block::
 
-You can configure sender's email address by setting ``from_email`` in the 
``[email]`` section.
+  AIRFLOW__EMAIL__FROM_EMAIL=From email <[email protected]>

Review Comment:
   ```suggestion
     AIRFLOW__EMAIL__FROM_EMAIL="From email <[email protected]>"
   ```



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