2 sentences

1. 我们为什么要关心气候？

   wǒ​men wèi​shén​me yào guān​xīn qì​hou?

   Why should we care about the climate?

   Source: CCMatrix

2. 古希腊人不必担心气候变化和海平面上升。

   gǔ​xī​là rén bù​bì dān xīn qì​hòu​biàn​huà hé hǎi​píng​miàn shàng​shēng.

   The ancient Greeks did not have to worry about climate change and rising sea levels.

   Source: CCMatrix