causes of pakistan flooding

Question 1

Physical

Answer 1

60 hrs of continuous rainfall which exceeded usual monsoon total by 30%
La Nina year
Sukkur vulnerable due to convergence of 5 major eastern tributaries
At gates of Sukkur barrage, river flow peake at 32,000 cubic m/s

Question 2

Human

Answer 2

80% of trees in Swat valley deforested by Taliban
Levees in Sind raised the river channel above surrounding plains meaning water could not get back into channel
Climate change has increased heavy rainfall events. Indian ocean increased by 2degrees in last 30 years
Federal flood commission has received about $900 million but little has been done due to ineffective leadership and corruption