Earth Observatory Blog

Submitted on 17 Sep 2019 by:

Many may still remember the powerful eruption of Mount Pinatubo in 1991. It was one of the largest eruptions in recent history, and sent volcanic ash even as far as Singapore, over 2,400 kilometres (km) away. 

But what many do not know is that the thin layer of volcanic ash that had settled across Singapore could have been more severe. Typhoon Yunya (also known as Typhoon Diding) had struck the Philippines almost at the same time as the Mount Pinatubo eruption.

Previously, scientists had not investigated how the typhoon had affected the amount of ash that fell on Singapore. However, preliminary modelling results carried out by scientists at the Earth Observatory of Singapore (EOS) and Asian...