Every content item in this list is tagged with all the required labels:

• cat-topics
• electric-conductivity
• jip
• lang-en
• model
• protection
• river-engineering
• status-ready-for-final-review
• xbeach

To add a label to the list of required labels, choose '+ labelname' from Related Labels.
To remove a label from the required labels, choose '- labelname' from above.