Key term
OCR GCSE Geography A J383
Ecosystems of the Planet
Topic overviewAbiotic and biotic components, and how ecosystems interactThe world’s biomes: where they are and what they are likeWhere the tropical rainforests are, and what they are likeWhere the coral reefs are, and what they are likeRainforest processes and nutrient cyclingTwo threatened ecosystems: a rainforest and a coral reef
Environmental Threats to Our Planet
Topic overviewClimate change through the Quaternary, and since 1000ADThe evidence for climate changeNatural causes of climate change, and the enhanced greenhouse effectThe consequences of climate changeThe world’s climatic regions and global atmospheric circulationHow global circulation produces extreme weatherTropical storms: causes, distribution and frequencyA drought caused by El Niño or La Niña
Fieldwork Skills
Geographical Skills
Topic overviewConstructing maps, and reading cross-sections and transectsCoordinates, scale, distance and reading information from a mapGradient, contours, spot heights and GISChoosing, constructing and presenting graphs and chartsReading and interpreting the main graph and chart typesNumber, area, scale and the relationships between unitsProportion and ratio, and measures of central tendency and spreadPercentages and percentiles, and designing data collection sheetsReading tables, and describing relationships in bivariate dataTrend lines and lines of best fitPredicting from data, and spotting weak statistical presentationDrawing and justifying conclusions from dataInterpreting images and written sources, and recognising biasJudging the limits of maps, graphs, statistics and images
Landscapes of the UK
People of the Planet
Topic overviewDefining and measuring developmentThe global pattern of development: ACs, EDCs and LIDCsWhy development is uneven, and the role of aidA developing or emerging country: its context and economyRostow’s model and the country’s path of developmentCities, megacities and world citiesWhy urban growth rates differ around the worldRapid urbanisation in poorer countries: causes and effectsA major city in a poorer or emerging country
People of the UK
Topic overviewThe UK’s trade, media and cultural links with the worldThe UK’s geographical diversity and its inequalitiesUneven development within the UK, and the effects of economic growthHow the UK’s population structure has changed since 1900Immigration into the UK in the twenty-first centuryUrban trends in the UK and their effectsA major UK city: its people, challenges and ways of life
UK Environmental Challenges
Topic overviewAir masses, the North Atlantic Drift and the UK’s extreme weatherA UK flood event: causes, effects and responsesHow people use, modify and change UK ecosystemsThe UK’s renewable and non-renewable energy sourcesChanging UK energy supply and demand, and sustainable useRenewables in the UK, and the future of fossil fuelsWhat shapes the UK’s energy choices
People of the UK
A major UK city: its people, challenges and ways of life
- 3 things to know
- Component 01
Overview
A city's regional, national and global importance, its sphere of influence, national and international migration and how they shape it, ethnic segregation, housing types, leisure and the Central Business District, the challenges of finding homes, brownfield sites, congestion and waste and sustainable responses, and London, with its census population, the Olympic Park, the Elizabeth line and the Ultra Low Emission Zone.
What you need to know
Answer each one before you reveal it.
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Key term
What is meant by a city's sphere of influence?
Key term
What kinds of link tie a major city to the wider world?
Questions from this subtopic
Each one with the model answer underneath.
- 1
What should you be able to say about the importance of your chosen city within its own region?
Model answer
The jobs, shops, hospitals, universities and transport links it provides for the surrounding towns and countryside that depend on it.
- 2
What is meant by a city's sphere of influence?
Model answer
The area from which it draws people for work, shopping, education, health care and entertainment.
- 3
How can a large city be important at a national scale?
Model answer
Through government, finance, industry, universities or sport that serve the whole country, and through the road, rail and air routes that meet there.
- 4
What kinds of link tie a major city to the wider world?
Model answer
International airports and ports, headquarters of global companies, foreign investment, overseas students and tourists.
- 5
What is the difference between national and international migration into a city?
Model answer
National migration is people arriving from elsewhere in the same country; international migration is people arriving from abroad.
- 6
Why do young adults from the rest of the country move to a major city?
Model answer
For its universities and for the far wider choice of well-paid jobs, especially in professional services.
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