不丹這個小國家的男人演講/環保This country isn't just carbon neutral — it's carbon negative | Tshering Tobgay

 

https://www.youtube.com/watch?v=7Lc_dlVrg5M&feature=youtu.be&fbclid=IwAR3LagCkBT_2XHsv1cZ_Vs61yt2UhsxDeh6njhi3HTObsIqWNFc4q6OzSR0