Answer:
because their new environment lacks any natural predators or pests.
Explanation:
Humans need Oxygen and the process of photosynthesis produces oxygen
They are known for many things. They are the coldest climate, they have a very low period of reproduction which also implies that it has low biotic diversity, the organisms are usually simple when it comes to vegetation, the land is influenced by heavy frost when forming, and many many more things.
Answer:
Yes, the theory was published and widely spread.
Explanation: