US President Donald Trump and environmental activist Greta Thunberg are getting top billing at Davos this year as the conference for global elites turns its attention to the climate crisis and sustainability.
원문출처 : https://www.cnn.com/2020/01/19/business/davos-wef-2020/index.html
원문출처 : https://www.cnn.com/2020/01/19/business/davos-wef-2020/index.html