What are the motifs in The Coming Plague: Newly Emerging Diseases in a World Out of Balance by Laurie Garrett?

A recurring idea in the book is changing world conditions. in the novel is the grasping of an understanding of the ecological issues surrounding disease. An increase in global warming changes the ecology of the world, resulting in floods, and changing weather patterns. In turn, these can lead to an increase in mosquito populations, which carry a variety of diseases. Pollution causes an increase in toxins in the water, which increase algae.