Across
1.
A retrovirus that causes AIDS, the full name is Human Immunodeficiency Virus
3.
A large open area that is covered with grass that is often used by wild or domestic animals for grazing.
5.
Showing or having a willingness to act in a dishonest manner in return for personal gain
7. Someone who has been forced to leave an area, usually a country in order to be safe from natural disaster, war, or persecution
8.
A shortage or extreme scarcity of food
12.
The process by which once fertile land becomes desert. This is usually because of drought, poor agriculture, or deforestation
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Down
2.
A disease that weakens the immune system, formally known as Acquired Immune Deficiency Syndrome, this is the final stage of HIV
4.
A prolonged period of abnormally low amounts of precipitation
6.
A grassy plain in tropical or subtropical regions that has few trees, but can support wildlife
9.
Being extremely poor, destitute, or having an insufficient amount
10.
An infectious disease that is widespread in a community at a particular time
11.
Lack of proper nutrition, this can include low amounts of food, vitamins, or particular minerals
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