Answer:
I think the answer is D
Explanation:
organisms can migrate to other areas and become an invasive species which can cause global problems. other things such as air pollution, water pollution, fires ect dont just remain in one area and all contribute to global warming which is a global issue.
Answer:
Because humans liter on beaches and around the world.This can cause sea turtles to eat trash and get trash stuck up there noses.Also when sea turtle lay eggs on the beaches humans tend to step on them and that is a sense of human activity that can affect the sea turtle population.
Explanation:
I really hope this helps.;)
Soluble phosphorous is immobilized by microbes
