Introduction Humans have an enormous impact on the planet.
{"Image DocumentName": "Introduction Humans have an enormous impact on the planet.", "Image ImageDescription": "It is important that we try to understand how natural systems work. Ecology is the scientific study of how organisms affect, and are affected by, other organisms and their environment.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}