Figure 54.9
-Considering the global nitrogen cycle,how are humans altering this cycle?
A)industrial nitrogen fixation
B)nitrogen lost to the atmosphere
C)reduction of nitrogen available to terrestrial ecosystems
D)reduction of nitrogen fixation by bacteria

Question

Figure 54.9 
-Considering the global nitrogen cycle,how are humans altering this cycle?
A)industrial nitrogen fixation 
B)nitrogen lost to the atmosphere 
C)reduction of nitrogen available to terrestrial ecosystems 
D)reduction of nitrogen fixation by bacteria

Quizplus · Accepted Answer

Humans alter the global nitrogen cycle primarily through industrial nitrogen fixation, which increases the amount of reactive nitrogen in the environment, affecting ecosystems and contributing to pollution.

Figure 54.9 -Considering the Global Nitrogen Cycle,how Are Humans Altering This Cycle