https://www.sciencetimes.com/articles/4258/20150313/fluctuations-orbit-earth-impact-global-warming.htm
Fluctuations in the Orbit of the Earth Can Impact Global Warming
Mar 13, 2015 - A new study from Denmark has found that fluctuations in the orbit of the Earth has been causing periods of dramatic, short-term global warming for at least 1.4...
orbit of earthin thefluctuationsimpactglobal