A desert island is a landmass surrounded by water with no permanent human population. It is usually a tropical or subtropical environment, and often has a hot and dry climate. The two crossword solutions for the term 'A Desert Island' are 'PALM' and 'OASIS'. PALM trees are a common feature of desert islands, providing shade and food for the local wildlife. An OASIS is an area of lush vegetation in a desert, often fed by a natural spring or underground aquifer. Oases are often found on desert islands, providing a source of fresh water and a habitat for plants and animals.