Researchers have identified several island nations, such as The Maldives, Tuvalu, Kiribati, and The Marshall Islands, as being at risk of completely disappearing due to rising sea levels. What happens, or what should happen, to an island’s population when its nation’s land disappears? Not only do these environmentally displaced persons (EDPs) need to relocate, but there is also risk of losing a unique culture, language, and way of life. In this problem, we ask you to look more closely at this issue, in terms of both the need to relocate people and the protection of culture.

2020美赛C题数据

From monthly Sea Surface Temperature from NOAA NCEP EMC CMB GLOBAL Reyn_SmithOIv2: SST,

2020美赛C题：问题中心：评论数据星级建模；简要思路：理解成京东淘宝商城的评论数据，解释4.8星的指数怎么来的，你对商品的一段评论对该等级有多大影响？

https://pan.baidu.com/s/1s878pAqKRR5f8uHXImfREg 提取码在压缩包里