Based on the information provided, here is the matching of causes to their effects:
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Traders along the Indian Ocean were impacted by the physical geography and stopped in ports.
- Cause: The East African Coast was easily accessible to Arab traders and a lot of evidence still exists today.
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West Africa was also impacted by the spread of Islam.
- Cause: Traditional African Religions and Islam became very common in early African societies.
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Trade with the Middle East and Africa
- Cause: West African Empires made much of their wealth by exporting salt.
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As the global economy changed in the 17th century, European countries began infiltrating Africa.
- Cause: The once powerful African Empires continued to be impacted by the European powers, not only economically, but also by the cultures that they brought with them.
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Berbers discovered that camels could cover greater distances than other pack animals and could travel up to ten days without water.
- Cause: Traders benefited from this knowledge, leading to increased trade across the Sahara.
Please let me know if you need further help or if you have more items to match!