Because
We are using up the last of the ancient winds just like we have almost used up the last of the ancient sunlight. ~ OpusatFR
Would have to become:
We are using up the last of the ancient caves just like we have almost used up the last of the ancient sunlight and winds...
“We are using up the last of the ancient caves just like we have almost used up the last of the ancient sunlight and winds...”
~and oxygen, don’t forget the ancient oxygen. Oh my!! And the melting glaciers and ice caps are releasing the last of the ancient oxygen!
Oh! The horrors!!!