Which of the following best compares energy and nutrients?

A) Energy and nutrients flow one way through ecosystems.
B) Energy and nutrients both cycle within ecosystems.
C) Energy cycles within ecosystems, while nutrients flow only one way through ecosystems.
D) Energy flows one way through ecosystems, but nutrients cycle within ecosystems.


D

Environmental & Atmospheric Sciences

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Europe's first industrial districts developed in areas with a cheap labor force

Indicate whether the statement is true or false

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If the atmosphere is conditionally unstable, the condition necessary to bring on instability is called ____________________

Fill in the blank with correct word.

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Which of the following sub-sectors are correctly identified as extractive industries?

A. mining and forestry B. quarrying and mining C. forestry and fisheries D. fisheries and quarrying

Environmental & Atmospheric Sciences

Which of these plans should we implement to avoid the worst of the projected effects of climate change due to rising levels of CO2 in the atmosphere?

A. Cut our emissions of greenhouse gases by 80% by 2050. B. Stabilize our greenhouse gas emissions at our current levels. C. Replant the clear-cut areas of the rainforest with biodiesel crops. D. Convert all of our cars over to all electric vehicles immediately.

Environmental & Atmospheric Sciences