Trade arises as a result of the uneven distribution of resources and e<span>ffects of uneven distribution can cause inequality and a low standard of living for those such as the elderly and single mothers. I hope the answer will help you. Thank you for posting your question here at brainly. </span>
Then it is moving towards earth
Laurasia and Gondwanaland, the sea in between these two land masses was called the Tethys sea and this all formed about 200 million years ago.
Answer: B. the amount of fresh water required to mix and dilute pollution in the water.
Explanation:
a grey water footprint is the volume of fresh water that has ben assimulated to pollutants baced on back ground concentration and compisision it also test ambiant water standards to see the quality of the water it has a certain standered that has to be exceded in order to pass as clean water the cleaner the better it is for the ecosystem the minerals and life need the freshest water to drink (no that just is for fresh water sorces) but it is also used for the acidity of the ocean it needs to stay a certain saltyness or the fish and aquatic life will have to relocate or they will just die.