What effects do glaciers have on climates

They are the most visible evidence of global warming today. In addition to raising sea water levels, widespread loss of glaciers will likely alter climate patterns in other, complex ways. For example, glaciers' white surfaces reflect the sun's rays, helping to keep our current climate mild.

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a. themes: sub fields

the value of the 4 in the hundreds place is 400 while the value of th e 4 in the tens place is 40

400 is way bigger than 40.