Where does Earth's nitrogen go? Two atoms offer a clue

Nitrogen is one of life's building blocks, but it's only helpful in the right amounts. Too much nitrogen in water, for example, can lead to poor water quality and the gradual death of aquatic organisms. Microbes remove nitrogen from water by converting it to a gas that escapes in This story matters for Science & Discovery readers tracking science. Reported by phys.org. Read the full original at the source link below.