Ancient clams disprove permanent El Niño theory

The prevailing theory and fear that rising global temperatures could result in permanent El Niño conditions have been called into question by an international research team on the basis of growth rings of prehistoric clams. A transition to a permanent … Continue reading

Ongoing paleo study may help tune CO2 climate sensitivity

Here on we’ve discussed the Paleocene-Eocene Thermal Maximum (PETM) – that sudden CO2 and methane-induced peak climate warming (or ‘hyperthermal’) 55.8 million years ago of around 6 degrees over 20,000 years – on several occasions, because it offers an … Continue reading