What will most likely happen if the human population continues to grow and carelessly emit gases?

The human population will most likely end up having issues living on earth making them have to move to some other planet that we will ruin. Anyways, we will most likely end up extinct.

we need additional information in order to determine the cause of death for anna garcia. there are at least 3 things with explanation included as to why we need them are as follows:

japan is the correct anwser because i already took the test and i passed it