Australian immigration authorities should inform Chinese nationals in Darwin harbour of their right to seek asylum here, the Australian Greens said today. “Officials should use the time remaining on the Chinese’s temporary visas to give them every opportunity to seek protection in Australia,” Greens’ immigration spokesperson, Sen. Sarah Hanson-Young, said. “Australia also has a role to play in helping the Afghan and Iranian asylum seekers who were rescued off Indonesia at the weekend. At least one asylum seeker has said…