The country that is an isthmus and links central and Souh America is Panama
The effects of acid rain are most clearly seen in the aquatic, or water, environments. For an example, streams, lakes, and marshes.Acid rain flows to streams, lakes, and marshes after falling on fields, forest, roads, and buildings. Acid rain also directly falls on aquatic habits.
The answer is true it can be traced to one particular reason.
It goes horizontal. You can't really say it goes from left to right or other way around. However, the more degrees west, the further to the left. More degrees to east, more to the right