Current CO2 rise 10 times as fast as PETM climate disaster

For the layman paleoclimatology is ‘proof’ that any climate change is natural. For educated thinkers the lessons from the long ago contain the biggest warnings for the current artificially created state of our planet.

No evidence bacteria ate methane at end of Snowball Earth

Same story as yesterday, but now 635 million years earlier. This time again no evidence can be found that it were microbes that ate climate-disrupting amounts of methane, at the end of the Marinoan ice age, better known as ‘Snowball … Continue reading

If solar minimum caused Little Ice Age we would have big freeze now

It is often suggested that lower total solar irradiance (TSI) due to a decline in solar activity (less sunspots) was responsible for the Little Ice Age, a period of colder weather conditions from the end of the Middle Ages to … Continue reading

Hansen: paleoclimate shows 2 degrees climate target leads to multiple meters of SLR

Comparing previous interglacial periods, like the Eemian, to the present geological epoch, the Holocene, shows slight average temperature rises are strongly magnified around the poles. Even under the 450 Scenario 21st century sea level rise could reach multiple meters. “Current … Continue reading