True biomes are like ecosystems but they are larger.
It can rapidly form in 500 years with a smaller layer, but normally formation takes 20-30 million years.
Truueeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Scientist study earth because earth is the place that we
envolved on and is the only planet in our solar system that is know
to support life and is the fifth- largest planet in our
universe.
Sorry I only know the first one