B. considérant l'aggravation de difficultés importantes à l'entrée du tunnel sous la Manche, malgré certains efforts conjoints des gouvernements français et britannique pour enrayer les tentatives de traversée illégale du tunnel, qui se révèlent inefficaces,
B. whereas the main problems at the entrance to the Channel Tunnel are getting worse, in spite of a number of joint efforts made by the French and British governments to curb the attempts to travel through the tunnel illegally, which are proving ineffective,