MATSCIE 250 Lecture 31: L31-32

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salmonrabbit724

15 Dec 2017

School

U of M

Department

Materials Science Engineering

Course

MATSCIE 250

Professor

Wynarsky

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Related Questions

Which of these are the two major sources of nitrate pollution in rivers?

a. the burning of fossil fuels by factories and cars

b. animal wastes and the burning of fossil fuels by cars

c. animal wastes and fertilizers

d. fertilizer runoff and the burning of fossil fuels by cars

e. animal wastes and the burning of fossil fuels by factories