Unit 1
Countries like England, US, Russia, China are classified as what type of Country?
What is a aged population?
A country whose population of elderly succeeds the younger population by a large margin.
Define sustainable water use.
Sustainable water use is using water without comprising the need for water in the future.
Give a example of acid deposition.
snow, rain, fog, dust, gases
Name 1 strategy to manage climate change.
Countries like Nigeria, South Sudan, and Burundi are classified as what type of country?
Low-income countries (LICs)
Biomes are geographical areas where each "biome" has its own ecosystem and environment
ex : (Tundras, Forests, Grasslands, Deserts)
What is the definition of water security?
The ability to always have a sufficient at all times in a country.
Define acid deposition.
The mix of air pollutants that deposit from the atmosphere leading to acidification of soils and freshwaters
Define climate change.
Climate change is the warming of our environment from greenhouse gases, CO2, or methane.
Where is the ozone layer located? (Give a range in kilometers)
Give 2 solutions on how to manage a changing population
improved ability for contraception, education about contraception, and improved health care.
Give 2 examples of examples of water insecurity.
Drought and Climate Change.
What are 2 impacts of photochemical smog?
Eye and respiratory irritations, decreased crop yields.
Give 2 examples of Climate Change
CO2, Methane, Greenhouse Gases
What are the 5 major oceans in the world?
Pacific, Atlantic, Arctic, Indian, South (Antarctica)
Describe 3 impacts of an ageing population.
lower tax revenues, higher pension spending, pressure on health care and to raise retirement age.
Reduced crop yields, contaminated drinking water, famines/malnutrition.
What is ozone depletion and how does it occur?
What are the 7 continents in the world?
NA, SA, Asia, Europe, Antarctica, Australia, Africa
What is the dependency ratio equation
(young population (0-14) + old population (65+) x 100/population aged 15 to 64.
What is a aquifer?
A body of rock or sediment that stores groundwater and allows the flow of groundwater.
Give 3 impacts of acid deposition on the environment.
Decreased fish populations and increased disease, reduced crop yields, and enhanced chemical weathering.
Describe 3 impacts of Climate change on human populations.
Increased frequency and severity of natural disasters, forced migration, impacts on food, water, and energy security.