About That Lunar Cycle « Musings from the Chiefio

The 18.6-year lunar nodal cycle (LNC) is a significant feature of winter (January) air and sea temperatures along the North American west coast over a 400-year period.

Vostok Ice Cores Show Zero Climate Sensitivity | Real Science

Over the last sixty years, atmospheric CO2 has risen almost 50% higher than at any other time during the last 400,000 years. However, temperatures at Vostok during that time have been flat to down.

The implication is that climate sensitivity is zero, and that past (lagging) changes in CO2 are are due to outgassing and absorption of CO2 by the oceans.