The natural vegetation regions of sub-saharan africa
a. are heavily impacted by human activity.
b. only correspond to climatic conditions in areas of west africa.
c. don't correspond closely to climatic regions.
d. are all characteristic of equatorial latitudes.

Is the weather changing? consider the data of severe weather that includes tornadoes occurring throughout the u. s. over the last four years. compare the severe weather for the last three years. then compare the first three months of 2017 with that data. based on previous years, what might the prediction be for weather during 2017?