Earth’s atmosphere to regulate its temperature. however, the addition of gases such as ( causes more energy to radiate back toward earth. as a result, the atmospheric temperature increases over time. if earth had no atmosphere, it would radiate nearly as much energy as it receives from the sun. this implies that the temperatures on earth would be( earth’s current temperature. 1) - carbon dioxide - oxygen - nitrogen 2) - higher than - lower than - equal to *needs an answer for each blank