can be taken into account. that investigation followed the murder of a toddler in 2020. it is due to report later this month. sanchia berg, bbc news. species from around the world that hitch a lift on ships, like mussels or crabs, are threatening antarctica s marine ecosystem. a study by the university of cambridge, tracked vessels which regularly visit the isolated region, and found unwanted visitors on board vessels, disrupted the habitat and local wildlife. our science correspondent, victoria gill, has that story. a land of extremes and a haven for marine life. but visitors could be bringing some unwelcome creatures to this frozen place. by tracking global shipping, researchers discovered that antarctica is visited by vessels that come from 1,500 ports all over the world for research, tourism and fishing. those ships, scientists say,
by the department for education, and the sonny and sarita hope their case can be taken into account. that investigation followed the murder of a toddler in 2020. it is due to report later this month. sanchia berg, bbc news. species from around the world that hitch a lift on ships, like mussels or crabs, are threatening antarctica s marine ecosystem. a study by the university of cambridge tracked vessels which regularly visit the isolated region, and found disruption caused by unwanted visitors to the local habitat and wildlife. our science correspondent victoria gill has that story. a land of extremes and a haven for marine life. but visitors could be bringing some unwelcome creatures to this frozen place. by tracking global shipping, researchers discovered that antarctica is visited by vessels that come from 1,500 ports all over
yes. because, a, it won t bring luke back. but b, that s not the way forward. there s no point being angry with people because they re none the wiser than luke was. the people i m angry with are law makers, not luke, not his friends, not the dark web. claire is now calling for the decriminalisation and regulation of all areas of the drugs trade, including the dark net. joe tidy, bbc news, in devon. and you can hearfrom a teenager who buys drugs from the dark net on bbc radio 4 tonight at 8pm and later on bbc sounds. species from around the world that hitch a lift on ships, are threatening antarctica s marine ecosystem. a study by the university of cambridge tracked vessels which regularly visit the isolated region, and found they bring species including mussels and crabs which go on to disrupt the habitat and harm wildlife. 0ur science correspondent victoria gill has this report.