Apply suggestions from code review

Co-authored-by: Brendan Irvine-Broque <[email protected]>

Author: jasnell

src/content/docs/workers/configuration/environment-variables.mdx

@@ -106,7 +106,7 @@ Select the **Secret** type if your environment variable is a [secret](/workers/c
 
 ## Environment variables and Node.js compatibility
 
-When using the `nodejs_compat` and `nodejs_compat_populate_process_env` compatibility
+When you enable both the [`nodejs_compat`](/workers/runtime-apis/nodejs/) and [`nodejs_compat_populate_process_env`](/workers/configuration/compatibility-flags/) compatibility
 flags, environment variables will also be available via the global `process.env`.
 
 Text variable values are exposed directly.