Environmental Variables - Links With Incidence Of Disease Flashcards
Climate and diseases
Drought = crop failure = less food = famine / malnourishment.
Flooding caused by heavy rain/ storms can lead to water Bourne diseases and respiratory issues.
Seasonal affective disorder
Depression that has season pattern.
During winter
Less exposer to sunlight
Uk ailments linked to environment
Hay fever
Asthma
Where body reacts to pollen during spring and summer
Seasonality deaths declined due to more central heating and better air quality
Aluminium in water …
Alzheimer’s diseases
Low lying land
High densities or people in Asia live on flood plains of major rivers like the Ganges for rice growing.
The seasonal flooding helps the rice grow.
Until they have very wet years and castles half of deaths from natural disasters.
Where do most flooding occur ?
Low lying
Low income areas
Large displacement and death
Diarrhoea
Cholera
Typhoid
Why is flooding so bad ?
Contaminated fresh water.
Increases water borne diseases.
Breeding ground for malaria.
Drowning / physical injuries.
Example of earthquake
Nepal 2015
29 died 120 injured
Landslides occurred killed 330 people. And damaged transport.
Hospital destroyed and too badly damaged to function.
What happened in eq in Haiti 2010
Lack of sewage/ drinking water
200,000 people lived with aids and hiv
Not many vaccinated
8,500 deaths of Cholera
Airpocalypse
Increasing number of deaths and poor health associated with polluted air
How is polluted air bad ?
Impacts cardiovascular/ respiratory health
3.7 million deaths 2012
Unable to control it like infectious diseases.
Where has the dirtiest atmosphere
Wto 2014 said Delhi
Lots of particulate matter
By vehicles / fires / industry
Penetrate deep into lungs
Why’s been done to mitigate air pollution ?
Cleaner transport Energy efficient housing Better waste More bikes Reduce fires
By doing this we could reduce stroke : heart diseases / lung cancer
How is fuelwood bad?
Produces harmful pollutants.
Lung cancer / cataracts
Used in lic for cooking
How many deaths from unsafe drinking water and poor hygiene?
Who
2 million
Name water related diseases ?
Diarrhoea
Malaria
Legionnaires
Tooth damage
How is diarrhoea caused a
Bacteria in water
842,000 deaths 2014
Malnutrition
2nd cause of death under 5
Legionnaires diseases
Respiratory disease by bacteria infecting lungs
Contaminated aerosols
Toilets and disease
Some poo In open water which is then used for washing and drinking
How many people live without safe water ?
800 million
500,000 die everyday from diarrhoea
What is the good thing about diseases associated with water ?
Preventable
Affordable
Mitigated easily
What helped decrease water borne diseases ?
Millennium development goals
Practical measures to reduce water related diseases?
Better tools/ procedures to improve / protect drinking water quality.
Water safety plants
Household treatments of water
Education
