Antarctic lands not being visited or affected by humans.
I believe it is a hurricane
Answer:
b) the larger size of the planet
I believe this is the correct answer, hope this helps :)
Explanation:
Global warming is a fact. global warming is caused by the greenhouse effects. green house effects are heat ups from the sun and make the temperatures rise! global warming is causing many problems to many animal species mostly for polar bear and penguins since the cap of ice is melting!
Answer: The production possibilities curve (PPC) is a graph that shows all of the different combinations of output that can be produced given current resources and technology. Sometimes called the production possibilities frontier (PPF), the PPC illustrates scarcity and tradeoffs.
Explanation: