Section C - 21st century challenges (specialised concepts) 0.0 / 5 ? GeographyPopulation change and migrationA2/A-levelWJEC Created by: laviniahann3Created on: 06-09-18 11:11 System A set of interrelated objects. It can be either closed or open in terms of movement across its boundaries 1 of 18 Scale Places can be local, national or state level. Global scale interactions occur at a planetary level 2 of 18 Resilience The ability of an object or a population to adapt to changes which have a negative impact upon them 3 of 18 Power The ability to affect change or equilibrium at different scales 4 of 18 Place A unique portion of geographic space 5 of 18 Threshold A critical limit or level that must not be crossed in order to prevent a system from undergoing change 6 of 18 Sustainability Development that meets the needs of the present without compromising the future 7 of 18 Risk The possibility of a negative outcome resulting from a physical process or human decision 8 of 18 Representation How a country, place or area is portrayed by formal agencies (government and businesses) and informally by citizens, for e.g. websites 9 of 18 Adaptation The ability to respond to changing events 10 of 18 Feedback The way that environmental changes become accelerated, or are negated, by the processes operating in a human or physical system 11 of 18 Causality The relationship between cause and effect 12 of 18 Inequality Social and economic inequalities between people and places 13 of 18 Globalisation The process by which the world is becoming increasingly interconnected 14 of 18 Identity How people view changing places, landscapes or societies from different perspectives or experiences 15 of 18 Interdependence Relations of mutual dependence that are worldwide 16 of 18 Equilibrium The state of balance between inputs and outputs in a system 17 of 18 Mitigation Being able to reduce a negative impact on people, places and the environment 18 of 18
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