The introductory paragraph is based on the MEAL plan as suggested in the instruction. It details every point with evidence. You have started the introduction with the quotation which is apparently tough job because it asks the entire paragraph to be synthesized with this quotation and depending on that we need to make the thesis statement as well. The natural devastation is indeed a major concern for the people living near the coastal area. They face the damage most and it is represented in the very quotation you have used in your post, “Instead of moving inland and farther away from the coast, Harvey stalled over South and Southeast Texas for days, producing catastrophic devastating and deadly flash and river flooding.