1. Blue boxes = causes of food shortages in Africa 2
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1 START
Blue boxes = causes of food shortages in Africa 2
Yellow boxes = health effects of a shortage of food 3
Green boxes = The Green Revolution as a solution to food shortage 4 5 6 7 8 9 10
Chemicals have polluted local water supplies
Some farmers have borrowed money to pau for crops and are now in debt
The long-term effects of civil war in Sudan
Machinery has caused rural unemployment.
Increasing number of refugees in Liberia
The less well-off who could not compete have sold their land and moved to the city.
More jobs are available in businesses supporting farming
Some people can suffer from anaemia due to lack of iron.
Some farmers can afford chemicals and machinery so become richer and employ more people.
Iodine deficiency affects the brain and can be fatal
Vitamin A deficiency causes blindness and death.
Micronutrient malnutrition is when the body lacks certain vitamins and minerals.
Kwashiorkor is caused by eating too many cereals and not enough protein
Crops grow faster, so more harvests can be gathered each year.
Crops are more resistant to disease, so harvests are more reliable.
Marasmus causes sufferers to become very thin and stop growing.
Not all farmers have felt the benefits of the Green Revolution.
Irrigation schemes have increased the demand on drinking water stores
Locust attack in Niger
Higher yields means lower prices, so poor people can afford food.
Drought, AIDS and high population density causes a shortage of land in Malawi
Conflict, drought, and piracy in Somalia
Some of the new varieties of rice are not as pleasant to eat
Protein-energy malnutrition is caused by a lack of protein and food that provides energy.
Food production has increased, so more people can be fed!
Scientists around the world help to improve agriculture for subsistence farmers…
… By developing new types of rice, maize and wheat that have a higher yield…
… And new pesticides to protect them from disease.
The Green Revolution was formed in the 1960s
… Using new fertilisers…
… Introducing new irrigation schemes…