Visible chemical haze in the atmosphere a. global warming b. smog c. wind d. windward e. chaparral

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

Awatershed is a piece of land that drains water into a particular stream, lake, or river. which of the following factors often negatively impacts the water quality in a watershed? a.) wetlands b.) pollution c.) irrigation d.)rainfall

Witch one is it soo it the the question b.a,b,c,d