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Author Question: Using its authority from a new rule issued under the Clean Air Act in 2011, the EPA A) can ... (Read 57 times)

Bob-Dole

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on: Jul 16, 2018
Using its authority from a new rule issued under the Clean Air Act in 2011, the EPA
 
  A) can require a 90 reduction of mercury emissions from power plants.
  B) can reintroduce leaded gasoline beginning in 2014.
  C) can permit chromium, tin and arsenic in fungicides dispensed with fertilizers.
  D) will require coal-fired power plants to remove heavy metals from coal before it is burned.

Question 2

How do geologists reconstruct an ancient environment from study of sedimentary rocks?
 
  What will be an ideal response?


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flexer1n1

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Reply #1 on: Jul 16, 2018
Answer to Question 1

A

Answer to Question 2

Fossils. Animals and plants are adapted to different environments. Sedimentary structures: These features form as sediments around the time of deposition and by comparison to modern environments, allow reconstruction.


Bob-Dole

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Reply 2 on: Jul 16, 2018
Gracias!

momolu

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Reply 3 on: Yesterday
:D TYSM

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