state-of-sea-ice-jan2015

State of the Sea Ice – January 2015

 Guest essay by Robert A Cook, PE Annually, the President is required to address the nation and report on the State of the Union. Other writers here regularly report on the oceans and El Nino/ENSO conditions, the duration and status of the extended “pause” in global warming we now are enjoying, and the global average…

vostok_temperature_methane[1]

Vostok and the 8000 year time lag

Guest essay by Euan Mearns In their seminal paper on the Vostok Ice Core, Petit et al (1999) [1] note that CO2 lags temperature during the onset of glaciations by several thousand years but offer no explanation. They also observe that CH4 and CO2 are not perfectly aligned with each other but offer no explanation.…