to start in just nine months time in hobart australia the decision will be made by the antarctic ocean commission the international body responsible for the conservation of these waters on whether to accept the sentry proposal the aim of the expedition is to build the case that it needs to happen. yeah go by and the temperature drops significantly. on the bridge they're on high alert we're heading into dangerous waters tense times with skipper cool ruzicka you have what they call bertie bits growlers and icebergs depending on the size. but they can all damage a ship when you're steaming at night key thing about ice is avoiding it but now we're going to look for the ice and we will intentionally go into some of the ice and there is room down here now i think to push our way through a bit. far. to cool climbs into the crow's nest transport leads through the ice. come through the ontology sound which i would buy sexy and talk to put into that we're not on the web will see but not yet at the point at which they want to protect it but to get that we've got to get through all this ice there's a lot of