We had a bleaching event in 2010 in the Caribbean that took off big patches of skin on boulder corals like these. 加勒比海在2010年也经历了白化事件，当时就像这样大片大片的珊瑚礁表面被剥离了。 This coral lost half of its skin. But if you
When I visited here in 1997—10 years ago—I was very impressed by the talent, the enthusiasm and the creativity of the students that I met at Tsinghua. And it inspired me to support Microso
The President speaks about the ongoing efforts to address the BP Oil Spill from New Orleans, LA on June 4, 2010. 【PART 1】 Well, I want to thank everybody who participated in this meeting. Most of the
The Social Progress Index sums all this together using 52 indicators to create an aggregate score on a scale of 0 to 100. “社会进步指数”用52个指标把这些都集中到了一起，算出了一个百分制的总分。 And what we find is that there's a wide
