What are the five sub-regions of Africa?

Which question did the author of how to grow a school garden consider about the audience before writing the project plan

Where the main factor that enabled the growth of cities and civilizations was the existence of

Which of these is a drawback of using natural gas? a. it is fairly safe for use in homes. b. it burns more cleanly than crude oil products. c. scientists have developed new ways of extracting it. d. during its extraction, groundwater can be contaminated.