DM

DISASTER MANAGEMENT (A60117)  

(Open Elective)

Unit-I

Environmental Hazards & Disasters:

Meaning ofEnvironmental hazards, Environmental Disasters and Environmental stress.

Concept of Environmental Hazards, Environmental stress & Environmental Disasters.

Different approaches & relation with human Ecology

Landscape Approach

Ecosystem Approach

Perception approach

Human ecology & its application in geographical researches.

Unit -II

Types of Environmental hazards & Disasters:

Natural hazards and Disasters

Man induced hazards & Disasters

Natural Hazards

Planetary Hazards/Disasters

Extra Planetary Hazards/ disasters

Planetary Hazards

Endogenous Hazards

Exogenous Hazards -

Unit -Ill

Endogenous Hazards

Volcanic Eruption

Earthquakes

Landslides

Volcanic Hazards/ Disasters –

Causes and distribution of Volcanoes

Hazardous effects of volcanic eruptions

Environmental impacts of volcanic eruptions

Earthquake Hazards/ disasters

Causes of Earthquakes

Distribution of earthquakes

Hazardous effects of  earthquakes

Earthquake Hazards in India

Human adjustment, perception & mitigation of earthquake.

Unit-IV

Exogenous hazards/ disasters

Infrequent events

Cumulative atmospheric hazards/ disasters.

Infrequent events:

Cyclones -Lightning - Hailstorms.

Cyclones:

Tropical cyclones & Local storms

Destruction by tropical cyclones & local storms (causes , distribution human adjustment, perception & mitigation)

Cumulative atmospheric hazards/ disasters :

Floods - Droughts

Cold waves- Heat waves Floods:

Causes of floods

Flood hazards India

Flood control measures (Human adjustment, perception & mitigation)

Droughts:

Impacts of droughts

Drought hazards in India

Drought control measures

Extra Planetary Hazards/ Disasters

Man induced Hazards I Disasters

Physical hazards/ Disasters

Soil Erosion.

Soil Erosion:

Mechanics & forms of Soil Erosion

Factors & causes of Soil Erosion

Conservation measures of Soil Erosion.

Chemical hazards/ disasters:

Release of toxic chemicals, nuclear explosion

Sedimentation processes

Sedimentation processes:

Global Sedimentation problems

Regional Sedimentation problems

Sedimentation & Environmental problems

Corrective measures of Erosion & Sedimentation

Biological hazards/ disasters:

Population Explosion.

Unit-V

Emerging approaches in Disaster Management- Three Stages

1. Pre- disaster stage (preparedness)
2. Emergency Stage
3. Post Disaster stage-Rehabilitation