The tropics could find themselves frozen under ice, and Antarctica would be transformed into a vast desert.

The aircraft was able to fly over the endless white plains without difficulty.

The blundlessness of the universe dwarfts the limitation of human imagination, that' s why it's endless.

Given the vastness of the universe, and all the places NASA could have targeted for study, that would certainly appear to be the case.

It was clear that in this wide expanse ocean all our efforts might soon be vain.