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Migration
Urbanisation
Emigrant
Rural-to-urban migration
Industrialisation
Demographic Transition Model (DTM)
Push-pull factors
Dependency Ratio
HIV
Aids
Exponential Growth
Replacement Rate
Economic Migrant
Asylum Seekers
Life Expectancy
Immigrant
Country of Origin
Transmigration
Age Structure
Birth Rate (BR)
Under Population
Natural Decrease (ND)
Host Country
European Union (EU)
Gender Structure
Asian 'tiger'
Newly Industrialising Countries (NICs)
Infant Mortality
Child Mortality
Zero Growth
Natural Increase (NI)
Natural Change
Over Population
Optimum Population
Wave Frequency
Wave Crest
Wave Trough
Wave Steepness
Wave Period
Wave Energy
Fetch
Wave Length
Flow Resources
Critical
Non-critical
Stock Resources
Fossil Fuel
Energy Surplus
Energy Dependency
Energy Mix
Geopolitics
Trans-National Corporations (TNCs)
Sustainable Development
Appropriate Technology
Reserve
Recoverable Reserves
Speculative Reserves
Primary Energy Source
Secondary Energy Source
Energy Security
Energy Gap
Energy Poverty
