Atmospheric nitrogen is converted to nitrogen oxides
A) when fuels are burned at high combustion temperatures.
B) if the sun is shining brightly and there is a temperature inversion.
C) on cloudy days when carbon and soot levels are unusually high.
D) if radon gas is present when gasoline is burned in automobiles.
A
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In World Systems Theory, the periphery includes:
a) countries with less political and economic power. b) the most powerful countries that exacerbate economic differences for profit. c) regions that are just now bursting onto the world stage. d) countries with minimal environmental externalities.
Define ecological footprint and differentiate between the ecological footprint of a developing country and that of the United States
Support or challenge the following statement: "The population problem does not lie entirely with the developing world."
The kind of influence on climate that is caused by being located deep within a land mass and outside the tropics is called______________
Fill in the blank(s) with correct word
Use the above diagram of the ocean floor to answer the following question.Which margin is an active continental margin?
A. Margin A B. Margin B