Answer:
Grasslands arose during the period of cooling and drying of the global climate, which occurred during the Cenozoic Era (65.5 million years ago till present).
Grasslands are said to be in between a forest and a desert when it comes to rainfall ( they do not receive enough rainfall to grow trees like a forest but they contain lots of grass so they receive more rain than a desert)
Explanation:
Well Selective breeding is where animals will mate with others who has Positive traits that they'd like there young/ken to have. We tare down trees which kills animals and also we kill animals for food or whatever which decreases the population. If i didn't completely answer the question just say and ill respond quickly to help!
People just don't care anymore about what they do.
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