More than half of Europe's endemic trees -- species that are only found in the region -- are at risk of extinction because of diseases, pests and human activities, a conservation organization based in Geneva has said.
원문출처 : https://www.cnn.com/2019/09/27/europe/europe-native-trees-extinction-scli-intl-scn/index.html
원문출처 : https://www.cnn.com/2019/09/27/europe/europe-native-trees-extinction-scli-intl-scn/index.html