fmuanime
fmuanime fmuanime
  • 24-04-2017
  • Biology
contestada

How are humans disrupting the nitrogen cycle?

A) sewage runoff
B) excess fertilizer
C) the use of fossil fuels
D) all of the above

Respuesta :

ghostboy2001
ghostboy2001 ghostboy2001
  • 24-04-2017
the answer is c 

i hope this helps ^-^
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