Natural Hazards
A natural occurring event/phenomenon that has an effect on people.
What is natural disaster?
The length of time the event lasts
What is duration?
It refers to changes in the world's atmosphere.
What is climate change?
They are climate, humans and animals factors.
What are the three factors contributed to the desertification?
Persistent and non persistent pollutants
What are the two types of pollutants?
Susceptibility to injury or attack
What is vulnerability?
Flooding, drought and wildfire
What are the examples of atmospheric hazrds?
Natural sources
Man-made sources
Where do greenhouse gases come from?
Cultural diversity
What is the name of variety of cultures?
The result of when two primary pollution interact with each other.
What is secondary pollution?
Population growth
Urbanization
Alteration of the natural environment
Why are the natural disasters are increasing?
How hazards occur in time
What is temporal spacing?
It's at the heart of climate change.
What is the greenhouse effect?
Food and water shortages lead to malnutrition, famine, disease and high death rates.
What is starvation?
Human waste & Food
What are the examples of non persistent pollutants?
Original factors, geopraphic factors and ecnomic factors.
What factors will affect the level of mortality after the disaster?
Infectious diseases, Parasitic diseases, Insect infestation, Plant Disease
What are the examples of biological hazards?
The Earth would not be warm enough for humans to live.
What will happen without greenhouse gases?
Loss of cultrual uniqueness
Loss of forests, plants and animals
What are the consequences of loss of cultural diversity?
It's a hazardous-waste dump site in downtown Sydney, Nova Scotia.
What is the Sydney Tar Ponds?
Loss of life
Number of injuries
Damage to property
How to measure the impact of hazards?
Tropic and central areas of continents
What are the examples of spatial dispersion?
Rainfall & temerature patterns will shift
Loss of important argricultual areas & other vital ecosystems
What will lead to a loss of biodiveristy?
Loss of living space and culture
Increasing global warming
Loss of biodiveristy
What are the consequces of deforestation?
The owners had no interest in dealing with the waste-disposals problems.
What is the result of unprofitable steel mills in Sydeney?