The forgotten volcanoes of Chad Part II

In the previous part I wrote that we would be investigating some of the largest sub-aerial volcanism on the planet as we took a closer look at this the largest known sub-aerial volcanic system in the world. And now it is time to look at volcanism on a stupendous scale. But before we do that…

The forgotten volcanoes of Chad Part I

In this part of ”Off the beaten track” we will well and truly go off the beaten track, or perhaps we are getting to one of the most beaten tracks on the planet. You will have to be the judges of that. In this part volcanism takes on a scale of grandeur on an unprecedented…

The forgotten volcanoes of Libya

In my last article I wrote about the Turkana, volcanism that is part of the Great African Rift. But unbeknownst to most this is just one of several rift systems in Africa that are tearing the continent apart. In this article we will be making an initial contact with an even larger, younger and far…

Turkana and the Dawn of Man

I readily admit to enjoying large scale volcanism. Yes, small scale volcanism like Tor Zawar may be a fun diversion, but it is the majestic scale that volcanism can take that get my juices flowing.  By now I have touched upon most of the worlds large volcanic features at least in the passing, but there…

Terrae Nova: the Eye of Africa

The previous post on Venus described a peculiar type of volcanic construct called a corona, unique to Venus. This blog is read by knowledgeable people with a somewhat critical attitude to authority, while at the same time having a strong respect for experts [For UK readers: see footnote], and this statement was immediately questioned. A…

Kilimanjaro

Volcano coffee

Volcanoes can be costly. The Kilauea eruption of Feb 28, 1955 destroyed 21 houses, 10km of road, 4000 acres of sugar plantations and one coffee plantation: the damage was a staggering 2 billion dollar. The cost of Mount St Helens was 1 billion dollar. Both events were eclipsed by Eyjafjallajokull: its price tag of 5…

Jurassic escarpment in central Saudi Arabia

Volcanoes of Saudi Arabia

The rocky desert stretches as far as the eye can see: a fascinating vista, forbidding and seemingly unending. Distant hills shimmer in the heat and glare of the Sun. There is beauty here but it is on an inhuman and unearthly scale. The land has been baked bone-dry by many years of sun, heat and…