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One of the effects of gas prices rising from about $2 to about $4 per gallon was airlines ordering new, fuel-efficient aircraft.
Nitrogen
A chemical element with symbol N and atomic number 7, which is a critical component of all living cells, notably in proteins and nucleic acids.
Denitrification
A microbial process that converts nitrate in the soil to nitrogen gas, releasing it into the atmosphere and reducing soil fertility.
Nitrification
A microbiological process by which ammonia is oxidized to nitrate ions, an essential step in the nitrogen cycle.
Nitrogen Fixation
The process by which atmospheric nitrogen is converted into a form usable by plants, often facilitated by bacteria.
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