Slide 1 The Nitrogen Cycle Slide 2 The largest single source of nitrogen is in the atmosphere. N 2 makes up 78% of our air! Nitrogen is NOT a greenhouse gas! Slide 3 What…
A Fable for Tomorrow Liu Dan Unit 15 Background Information ♂ Know what ? Man and Environment Introduction Ecosystem Deforestation Pollution Introduction Although the world…
What is the Nitrogen Cycle? What is Nitrogen? N for Nitrogen on the Periodic Table Necessary building block in living things Air = 78% Nitrogen gas âFree Nitrogenâ â not…