Where in West Africa is there a fishing industry?

In what climate does shifting cultivation predominate? and, what are its two characteristics?

[ou.01]which of these is the most likely use of an electromagnetic wave which has wavelength shorter than microwaves but longer than visible light? o heat food safely o neat food safely o take images of bones and teeth o transmit radio and cellular phone signals o take images of bones and teeth o transmit radio and cellular phone signals o detect the location of objects which emit heat

Why is terracing used in southeast asian agriculture?