Select one of the engineering Grand challenge(I choose 'provide access to clean water ),need a three page (1.5 line space),The essay should include your thoughts on the findings of the NAE and your opinion on the engineering profession and our future. Line spacing: 1.5-line spaced Literature citations: The paper must have your NAE citations and at least two additional different literature citations on a separate page. You can have more than this minimum number of citations, but the two non-NAE citations must be from 2008 or more recently. You can include no more than two web site non-NAE citations in your paper, but understand that web site citations are not counted as the two non-NAE citations minimum.