Slide 1: The Unseen Engine: Rats and the Industrial Revolution. Slide 2: Rats: More Than Just Pests. Slide 3: Disease Vectors: Shaping Urban Health. Slide 4: Urbanization: A Rat's Paradise. Slide 5: Rats in the Food Supply Chain. Slide 6: Economic Impact: Beyond Food Spoilage. Slide 7: Unintended Indicators: Rats as Barometers. Slide 8: Early Control Efforts: A Losing Battle?. Slide 9: Lessons Learned: Rats and Our World. Slide 10: Conclusion: A Small Creature, a Large Footprint