Fair to use elephants in tsunami cleanup?

“Since the Asian elephants began helping clear debris in Indonesia?s Aceh province after the Dec. 26 tsunami, they have picked up minor on-the-job injuries. Officials and trainers say none of the wounds are serious, but conservationists and animal welfare activists say the endangered elephants shouldn’t be working in the ruined city of Banda Aceh and want the practice ended.” - MSNBC