Mr. Orth's Science classes Blog
Wednesday, January 29, 2014
Earth science1/31 + 2/3
Read ch 27.3 + 4, pgs 724- 734. Read and take Cornell notes and answer 2 questions.
1) What evidence is there for Climate Change ( Global Warming)?
2)What aspects of pollution affect the oceans and how is this being combated?
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