What type of modifier the underlined word is in the following sentence?

 “If we destroy trees at random one day the country will turn into a great desert.”

In the sentence "If we destroy trees at random one day, the country will turn into a great desert," the underlined word "great" is functioning as an adjective, specifically an adjective modifying the noun "desert."

It provides information about the nature or quality of the desert that the sentence is describing.

আর great শব্দটি desert এর পূর্বে বসেছে, তাই pre-modifier হবে।