Chessie System Pennsy Division ETT NO 1 1-27-74
THE NITROGEN CYCLE. TOPICS FOR TODAY 1.The Nitrogen Cycle 2.Fixed Nitrogen in the Atmosphere 3.Sources of NOx 4.What about N 2 O? 5.Nitrogen Cycle: on.
QUESTIONS 1. How does the thinning of the stratospheric ozone layer affect the source of OH in the troposphere? 2. Chemical production of ozone in the.
Faculty of Education