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桀桀 · 2024年08月09日

麻烦老师帮忙解释一下这个问题

NO.PZ2024010503000013

问题如下:

According to the Stockholm Resilience Centre, how many of the nine planetary boundaries have already been crossed as a result of human activity?

选项:

A.Three B.Six C.All nine

解释:

B is correct. According to an update by the Stockholm Resilience Centre from 2022, six of nine planetary boundaries have already been crossed as a result of human activity: climate change; loss of biosphere integrity; land-system change; freshwater (green water boundary); novel entities (including plastic pollution); and altered biogeochemical cycles (phosphorus and nitrogen loading).

麻烦老师帮忙解释一下这个问题

1 个答案

pzqa38 · 2024年08月12日

嗨,努力学习的PZer你好:


您好,这个是问行星边界的问题,目前9个边界已经突破了6个,给您截图讲义。

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