how many active volcanoes?
22
How many natural disasters over last 2 decades?
300
Why are they vulnerable?
Low lying areas as its cheap
Unstable housing
Rapid urbanisation
1990 earthquake Luzon?
7.5 Richter scale
1600 dead
2013 Bohol earthquake?
7.2 Richter scale
200 dead
Mayon volcano?
Most active
Pinatubo volcano?
1991 2nd largest eruption in 20th century
Early warnings saved 5000
So violent caused global temps to decrease half a degree for 2 years
What was the eruption of Pinatubo followed with?
Typhoon Yunya, heavy rainfall and ash created deadly Lahars, final death toll 850