How does the physical environment of southeast asia affect human activity

ANSWER:

The physical environment of Southeast Asia affects human activity  through Volcanic eruption, Tsunamis, Typhoons, and Cyclones.

EXPLANATION:

The Asia Pacific region is one of the most disaster-affected prone zones in the world.Philippines, Japan, China, and Bangladesh are the 4 nations that have more occurrence of natural disaster every year.Due to volcanic eruption, many people have been displaced from their homes.Nearly 40000 people's lives are still under risk.Flood affected nearly 3 million peoples in the central zone of Thailand.Typhoons and Cyclones Effect in Myanmar and Philippines have damaged 75 percent of homes at Rakhine State.

Bwould be my guess |-/ 

Answer the use of flood plains and irrigation;