But today's report is the starkest warning yet of the potentially devastating impact of climate change and human exploitation on the Antarctic's delicate ecosystems.
2019年12月六級真題（第三套）閱讀 Section C
柯林斯高階英漢雙解學習詞典釋義
ADJ-GRADED
(選擇、陳述等)嚴峻的，令人不快的
Stark choices or statements are harsh and unpleasant.