Tagged: methane

Arctic sea ice time bomb ticking: the bang’s gonna be huge - Hot Topic

Gareth Renowden Jul 24, 2013

Reading this press release about a new paper in Palaeogeography, Palaeoclimatology, Palaeoecology spoiled my day. It might not be obvious to a casual reader just glancing through the morning news — but a couple of paragraphs leapt out at me: Atmospheric carbon dioxide concentrations recently reached 400 parts per million for the first time since […] … Read More

The Climate Show #29: if the sun don’t come, you get a tan from standing in the English rain - Hot Topic

Gareth Renowden Oct 11, 2012

This week The Climate Show brings you an all news special. We have wet summers for Europe, permafrost warming delivering a methane kick, La Niña driving floods that make sea level fall, a glacier calving in Antarctica, mammoths and sabre tooth tigers — all delivered with Glenn and Gareth’s inimitable panache (!). Watch The Climate [...] … Read More

Why Arctic sea ice shouldn’t leave anyone cold - Hot Topic

Gareth Renowden Aug 26, 2012

In this guest post Neven Acropolis, the man behind the excellent Arctic Sea Ice blog, looks at the reasons why we need to pay attention to the rapid loss of sea ice in the Arctic Ocean. Arctic sea ice became a recurrent feature on planet Earth around 47 million years ago. Since the start of [...] … Read More

The Climate Show #27: Aussie hockeysticks, cherry pies and electric planes - Hot Topic

Gareth Renowden May 27, 2012

It’s a first! Glenn, Gareth and John manage to record a show that clocks in at under an hour — but it’s still packed with interesting stuff. We’ve got news about a new Australasian hockey stick — a paleoclimate reconstruction that demonstrates that the last three decades are the warmest in the last 1,000 years, [...] … Read More

The Climate Show #23: Durban and the return of the electric car - Hot Topic

Gareth Renowden Dec 21, 2011

Grab some holly, deck your halls, heat up some mince pies, and then settle down to the last Climate Show of 2011. We look at the outcome of the Durban conference, discuss heavy rain in New Zealand and record-breaking weather extremes in the USA, and ponder the implications of news of more methane erupting from [...] … Read More

The gas don’t work - Hot Topic

Bryan Walker Jun 27, 2011

“L&M Energy Limited is pleased to announce that it has identified five areas of interest in the South Island of New Zealand that hold significant shale gas potential analogous to some of the most productive shale acreage in the USA.” This statement headed a press release from L&M Energy on Friday. I first heard the [...] … Read More

Wake Up, Freak Out — then Get a Grip - Hot Topic

Gareth Renowden Dec 18, 2010

Excellent animation by Leo Murray explaining climate system feedbacks and the potential for us to pass “tipping points” that could make our efforts to reduce emissions completely redundant. More information (including script and references) at wakeupfreakout.org. Hat-tip to Peter “Crock of the Week” Sinclair for finding it… … Read More

The gas almost works (more methane) - Hot Topic

Gareth Renowden Nov 27, 2010

Atmospheric methane levels continued to increase in 2009, the World Meteorological Organisation’s annual Greenhouse Gas Bulletin (summary PDF) confirmed this week. Methane averaged 1803 ppb over the year, up 5 ppb on 2008, and now contributes 18.1% of the radiative forcing caused by current greenhouse gas levels. The Bulletin suggests that “likely causes were above [...] … Read More