Could you survive a pyroclastic flow?

Frey Fyfe Among the many hazards posed by subduction zone volcanoes, some of the deadliest and most viscerally terrifying are pyroclastic density currents (PDCs), ground-hugging clouds of gas and fragmented magma (ash) that can reach temperatures of 1000°C. The very largest can reach speeds of up to 700 km/h and typically travel up to 15km... Continue Reading →

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Nepal – the inability to ‘shake it off’

Rellie Goddard On the 25th of April 2015, a Mw1 7.8 earthquake, known as Gorkha, ripped through the Main Himalayan Thrust (MHT) just 77 km north-west of the country’s capital, Kathmandu1. This event propagated a colossal 160 km to the east-south-east, killing 9000 people and resulting in 10 billion US dollars’ worth of damage.  As the dust... Continue Reading →

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