From the plane, you could see a large clearcut area where all the trees had been removed.

clearcut 是由 clear（清楚的、完全的）和 cut（砍伐）组成的复合词，字面意思是"完全砍伐"，指将一片林地中的所有树木全部砍伐干净的行为或区域。在林业中特指这种彻底砍伐的做法。