What evidence supports the theory that human activity is the main cause of climate change/global warming, rather than natural cycles in our solar system or changes in the sun's activity? - TL Winslow, Pansophist master of STEM and world history

https://www.quora.com/What-evidence-supports-the-theory-that-human-activity-is-the-main-cause-of-climate-change-global-warming-rather-than-natural-cycles-in-our-solar-system-or-changes-in-the-suns-activity/answer/TL-Winslow