the atmosphere acts as a natural greenhouse that keeps warm
{"Image DocumentName": "The atmosphere acts as a natural greenhouse that keeps Earth warm.", "Image ImageDescription": "Summarize. Air is made of nitrogen, oxygen, and other gases. Living things need air to survive. The atmosphere is a blanket of air that surrounds Earth. The air is thinner higher in the atmosphere. What is air? The atmosphere acts as a natural greenhouse that keeps Earth warm.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}