what is the name of the effect related to the gases in the quotation above?
a.
acid rain
c.
global warming
b.
smog
d.
eutrophication

The lines marked by the letters a, b, and c on the map above represent a. chains of volcanoes b. earthquake fault lines c. thin strips of heavy forests d. major rivers that flow from north to south

What border separates sonora and chihuahua national border state border physical boundary natural boundary

Which descriptions refer to cirrus clouds? check all that apply. are fluffy are wispy produce snow form at high altitudes form from ice crystals