Sentences with phrase «multi-million year climate»
It ended up changing the limit Jan Veizer and I could impose (from Tx2 < 1 °C, to about 1 - 1.5 °C), but it did not invalidate the apparent role that cosmic rays appear to play on the multi-million year climate variability).
http://www.realclimate.org/ Not exact matches
-- On the multi-million year time scale, passages through the spiral arms of the milky way correlate with climate on earth (e.g., this discussion), and on longer time scale, glacial activity correlates with star formation in the milky way.
The point I'm trying to make with regard to S&V isn't that GCR can't have had any affect on climate on the multi-million year timeframe, but that S&V haven't provided sufficient evidence that they actually have.