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| Chinese students fight back against visa rejections 期刊论文 Science, 2021 作者: Dennis Normile
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:10/0  |  提交时间:2021/08/10 |
| High-density population and displacement in Bangladesh 期刊论文 Science, 2021 作者: Mizan R. Khan; Saleemul Huq; Adeeba N. Risha; Sarder S. Alam
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:15/0  |  提交时间:2021/06/24 |
| Using DNA to reunify separated migrant families 期刊论文 Science, 2021 作者: Elizabeth Barnert; Sara H. Katsanis; Ranit Mishori; Jennifer K. Wagner; Richard F. Selden; Diana Madden; Dan Berger; Henry Erlich; Kathryn Hampton; Andreas Kleiser; Alessandra La Vaccara; Thomas J. Parsons; Fredy A. Peccerelli; Mariana Herrera Piñero; Michael J. Stebbins; Patricia Vásquez; Curren W. Warf; Thomas J. White; Eric Stover; M. Veronica Svetaz
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:16/0  |  提交时间:2021/06/15 |
| Summer reading 2021 期刊论文 Science, 2021 作者: Ming Ivory; Anna Funk; Stephani Sutherland; Tamar L. Goulet; Max Kozlov; Elizabeth Gamillo; Daniel Ackerman; Barbara Gastel
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:14/0  |  提交时间:2021/06/15 |
| China's population still growing, census shows—but barely 期刊论文 Science, 2021 作者: Dennis Normile
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:8/0  |  提交时间:2021/05/21 |
| Ecological stasis on geological time scales 期刊论文 Science, 2021 作者: Peter D. Roopnarine; Roxanne M. W. Banker
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:6/0  |  提交时间:2021/04/20 |
| Scientific excellence and diversity at Annual Meeting 期刊论文 Science, 2021 作者: Andrea Korte
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:2/0  |  提交时间:2021/04/06 |
| U.S. immigration reform for STEM doctorates 期刊论文 Science, 2021 作者: Jianyang Geng
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:20/0  |  提交时间:2021/03/02 |
| Science, civics, and democracy 期刊论文 Science, 2021 作者: Michael J. Feuer
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:4/0  |  提交时间:2021/02/17 |
| Rethinking immigration policies for STEM doctorates 期刊论文 Science, 2021 作者: Michael Roach; John Skrentny
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:33/0  |  提交时间:2021/01/28 |