travel industry is pushing back. on the quarantine measures, the airport operators association says... and this is the world traveller tourism councilg i council. we believe there are more effective measures of curbing the l effective measures of curbing the spread of the virus without having to completely halt international travel and closing borders. br; to completely halt international travel and closing borders. by that, the mean travel and closing borders. by that, they mean things _ travel and closing borders. by that, they mean things like _ travel and closing borders. by that, they mean things like passenger. they mean things like passenger testing, social distancing at airports, and so on. but the variants have made this more complex. travel bands are not only about containing covid—19, but about containing particular types of covid—19. and if you want to stop something arriving at all, australia is an important case study. this is the australian experience. since early last year, foreigners haven't been allowed in, australians coming home have to hotel quarantine, and there's a cap on how any people can arrive this week. t