"The depletion of water resources is a worrisome trend that impacts much of the world," insisted Dr. Sutton.
As far as I can tell, the only mistake is the end of the quote, where the comma should be within the quotation marks.
I don't see a poem, but I can tell you how to determine the meter of a poem.
The meter of a poem is determined by the last word in a line.
For example,
Roses are red, A
Violets are blue, B
sugar is sweet, C
And so are you. B
You rhymes with blue so so they are both blue.
Tell me if you need more info:D
The three appeals are logos, ethos, and pathos.
Pathos is an appeal to emotion, ethos is an appeal through your own credibility, and logos is an appeal to logic.
Logos is the answer you're looking for.