Only three Caribbean countries have oil and natural gas reserves: Barbados, Cuba, and Trinidad and Tobago. Of these, Trinidad and Tobago is the only significant exporter. *Source: Oil and Gas Journal, December 23, 2002. Trinidad and Tobago is the Caribbean's largest producer of oil and gas.
River valley trade made them key economic areas.
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Answer:
made from minerals
That is because of the definition i was given
Answer:
Birth rate.
Explanation:
Countries such as Japan are dealing with a low Birth Rate, meaning the population is aging due to the lack of births to lower the average age.
Answer:
true , only 50 percent organisms extinct each year