What are greenhouse gases? What percentage of them are natural (not caused by man)? How do they impact the world? January 16, 2019climatehistoryscoper https://www.quora.com/What-are-greenhouse-gases-What-percentage-of-them-are-natural-not-caused-by-man-How-do-they-impact-the-world
My reply: https://www.quora.com/What-are-greenhouse-gases-What-percentage-of-them-are-natural-not-caused-by-man-How-do-they-impact-the-world/answer/TL-Winslow
My reply:
https://www.quora.com/What-are-greenhouse-gases-What-percentage-of-them-are-natural-not-caused-by-man-How-do-they-impact-the-world/answer/TL-Winslow