You received a gift card for your birthday to your favorite electronics store. you are trying to decide if you should buy the really cool camera or save the gift card for a later purchase. in a brief paragraph, create a cost-benefit analysis using each of the steps to come to a conclusion.

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is