Mud volcanoes, unlike many others, do not extrude lava. Instead, they release glutinous bubbling brown slurry of mineral-rich water and sediment. They range in size from several kilometres across, to less than a metre – the little ones are known as mud pots, reflecting their diminutive nature. The world’s largest, though, is Lusi: a mud volcano …[Read More]
methane
Imaggeo on Mondays: Eddy covariance
This week’s Imaggeo on Mondays is brought to you by Jean-Daniel Paris, a meteorologist from the Climate and Environmental Sciences Laboratory (LSCE), France. He describes how new techniques like eddy covariance tell us about the flux of greenhouse gas emissions to the atmosphere… This picture was taken during a visit to the Hyytiälä research station in …[Read More]
Letting the methane genie out of the bottle
Greenhouse gas levels and globally averaged surface temperatures are both on the rise. Whilst slow increases in temperatures are not easily perceived as threatening, and might even be welcomed by some, climate change can also include fast and sudden changes. These sudden changes could have disastrous effect on not only us humans, but also life …[Read More]