«Humans have long affected the environment, but recently there has been a rapid global spread of novel materials − including aluminium, concrete and plastics − that are leaving their mark in sediments. (climatenewsnetwork.net)
The rising numbers have raised fresh fears that MERS has adapted and is becoming more easily transmissible between humans, which could result in global spread. (sciencemag.org)
Not only does it mean that individuals can not always be effectively treated, but it also appears to make global spread and large epidemics more likely.» (sciencedaily.com)