Answer:
They controlled important salt and gold trade routes across the Sahara.
Explanation:
Due to its energy consumption, desalinating sea water is generally more costly than fresh water from surface water or groundwater, water recycling and water conservation. However, these alternatives are not always available and depletion of reserves is a critical problem worldwide.[5][6] Desalination processes are usually driven by either thermal (in the case of distillation) or electrical (in the case of reverse osmosis) as the primary energy types.
Explanation:
Answer:
Explanation:
Most democratic governments consider participating in national elections a right of citizenship. Some consider that participation at elections is also a citizen's civic responsibility. In some countries, where voting is considered a duty, voting at elections has been made compulsory and has been regulated in the national constitutions and electoral laws. Some countries go as far as to impose sanctions on non-voters.
Answer:
28 states ..................
