Answer:
science answer questions about what people should do
The summary of this lab is that over time pollution has gotten worse. However, if you attempt to decrease the human impact the bad side effects decrease. For example, the loss of land by erosion in the Sahara Desert is less than present day if you take future development impact. Future development impact can decrease the bad side effects.
The answer would be...
(B) Respiration
Hope this helped!!… :D
