澳大利亚将赫德岛和麦克唐纳群岛海洋保护区的面积扩大到30多万平方公里，使受保护的海洋面积达到澳大利亚海洋的50%。 Australia expands Heard Island and McDonald Islands Marine Reserve to over 300,000 sq km, increasing protected marine areas to 50% of Australian oceans.

澳大利亚计划将南大洋赫德岛和麦克唐纳群岛海洋保护区的面积扩大四倍，达到30多万平方公里，使受保护的海洋面积达到澳大利亚海洋的50%以上。 Australia plans to quadruple the size of Heard Island and McDonald Islands Marine Reserve in the Southern Ocean to over 300,000 square kilometers, increasing protected marine areas to over 50% of Australian oceans. 此次扩建将有助于保护全球重要的濒危海鸟和海豹栖息地，同时维持该地区的可持续渔业活动。 The expansion will help safeguard globally significant habitats for endangered seabirds and seals, while also maintaining sustainable fishing activities in the region.