Nitrogen changes so it can be used by plants.
There is a lot of nitrogen in the air. 78% of our air is nitrogen.
Nitrogen has to get down into the soil for plants to use it.
But, plants don't take
Bacteria change ammonia
Bacteria change nitrite
SOMETIMES NITRATE IS NOT USED BY PLANTS.
Then the process is reversed.
NITROGEN GOES BACK INTO THE AIR.
Nitrate is changed into nitrite.
Next, nitrite is changed
Then ammonia is changed
Nitrogen is a source of nourishment from food. Nitrogen moves in the nitrogen cycle.
Plants need nitrogen. But air nitrogen can't get in.
Bacteria change nitrogen
But, plants don't take in nitrite.
Plants can take in nitrate!
Nitrogen goes into the air.
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Nature's Natives® is a simplified representation of how nature works.
CHILDREN'S ENVIRONMENTAL LITERACY
It is About Air, Food, Water and Climate...for Today and Tomorrow
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