Frances most succesful colony was canada
The percentage of the increase of iron is 50% because it increased by 0.6 and that's 50% of 1.2mg
Rhode island is the answer
It would drasticaly change the inviroment, and would cause most producers to become extinct which would cause the rest of the animals to become extinct too. adventualy every living thing would die out....
(i believe that would happen, so lets hope it never does!)