It's a stage of the very important Nitrogen cycle. All living things need Nitrogen, without it there is no life.
Answer:
volcanoes
Explanation:
As the plates moved apart, excessive eruptions of lava constructed volcanoes and filled rift valleys. Subsequent movement rifted these later lava fields, causing long, linear valleys bounded by parallel faults. The divergence of the ridge started in the north about 150 million years ago and 90 million years ago in the south. These movements continue today, accompanied by earthquakes, reactivation of old volcanoes, and creation of new ones. I hope this helps!!
Answer: Nearly all scientists agree that the Earth's temperature is rising, but many disagree about whether humans are responsible.
Explanation: i got it right on edge