Respuesta :
Answer:
Desertification mainly impacts land resources.
Point and nonpoint sources refer to types of water pollution.
The process of people moving to cities, called urbanization , greatly impacts land, air, and water resources.
The burning of fossil fuels can cause smog and acid rain.
Explanation:
A drop-down list is a graphical control element, similar to a list box, that allows the user to choose one value from a list. When a drop-down list is inactive, it displays a single value.
There are 4 questions, and the answer is as follows:-
- Land
- Water
- Urbanization
- Global warming.
In the question, as follows:-
- Desertification mainly impacts land resources.
- Point and nonpoint sources refer to types of water pollution.
- The process of people moving to cities, called urbanization, greatly impacts land, air, and water resources.
- The burning of fossil fuels can cause global warming.
For more information, refer to the link:-
https://brainly.com/question/2817451