Claim: CO2 ended the last ice age

From Oregon State University Study explains early warming of West Antarctica at end of last ice age CORVALLIS, Ore. – West Antarctica began emerging from the last ice age about 22,000 years ago – well before other regions of Antarctica and the rest of the world, according to a team of scientists who analyzed a…

NASA on Earth’s bipolar sea ice behavior

Opposite Behaviors? Arctic Sea Ice Shrinks, Antarctic Grows September 2012 witnessed two opposite records concerning sea ice. Two weeks after the Arctic Ocean’s ice cap experienced an all-time summertime low for the satellite era (left), Antarctic sea ice reached a record winter maximum extent (right). But sea ice in the Arctic has melted at a…

Has Trenberth’s missing heat been found? Southern Oceans are losing heat

A paper published August 20th in Geophysical Research Letters finds from newly deployed observation systems that the Southern Oceans show an annual net heat loss of -10 Wm-2. Key Points Southern Ocean air-sea fluxes are under-observed, leading to large uncertainty The first year-long air-sea flux observations quantify an annual cycle Shows seasonal cycle, small annual…