Building walls on the seafloor could prevent glaciers from melting and sea levels rising due to global warming, scientists say.
원문출처 : https://www.cnn.com/2018/09/21/us/walls-glaciers-report-environment-intl/index.html
원문출처 : https://www.cnn.com/2018/09/21/us/walls-glaciers-report-environment-intl/index.html