儘管這份工作對身心都有高度要求，麥肯齊表示，沒有任何事能比得上他所經歷的那些令人難以置信的時刻，以及為環境研究作出貢獻的滿足感。
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Producer: Kate White, Katie Tomsett, Clare Salisbury and Alex Mansfield
Last year a group of researchers from Nasa, the University of Plymouth and University of Texas called on the UN to include the protection of Earth's orbit in its sustainable development goals.