Environments.md

@@ -33,6 +33,15 @@ Below is the change history for the stable CDS environment. Follow the links bel
 
 [Unstable Environment](UnstableEnvironment)
 
+## Version 2023-12-04 [01]
+
+The following package specifications were removed[^removed]:               
+                                                                           
+| Package name | Previous version |                                        
+| ------------ | ---------------- |                                        
+| emacs | {unpinned} |                                                     
+
+
 ## Version 2023-09-05 [01]
 
 The following package specifications were added: