News That Matters

Tag: being

World's large carnivores being pushed off the map

World's large carnivores being pushed off the map

Science
Six of the world's large carnivores have lost more than 90% of their historic range, according to a study.The Ethiopian wolf, red wolf, tiger, lion, African wild dog and cheetah have all been squeezed out as land is lost to human settlements and farming.Reintroduction of carnivores into areas where they once roamed is vital in conservation, say scientists.This relies on human willingness to share the landscape with the likes of the wolf.The research, published in Royal Society Open Science, was carried out by Christopher Wolf and William Ripple of Oregon State University.They mapped the current range of 25 large carnivores using International Union for Conservation of Nature (IUCN) Red List data. This was compared with historic maps from 500 years ago. The work shows that large carnivore r...
Teeth-grinding in teens 'a sign of being bullied'

Teeth-grinding in teens 'a sign of being bullied'

Health
Teeth-grinding in teenagers could be a sign they are being bullied at school, research suggests.An oral health charity said parents and schools should be aware of the problem, which can also affect adults who are stressed and anxious.Teeth-grinding can lead to headaches, worn-down teeth and disrupted sleep - and it appears to be on the rise, experts say.The sound of grinding has been compared to the noise from a circular saw.A study published in the Journal of Oral Rehabilitation found that 13 to 15-year-olds who experienced verbal bullying at school were nearly four times as likely to suffer from teeth-grinding at night, or sleep bruxism, than other teenagers.That equated to 65% among the bullied students, compared to 17% among the others.The research looked at the experiences of more tha...