Energy Resource Management

GeographyAQAGCSEUnit: The Challenge of Resource Management
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The basics

The Winter That Changed Everything

⚡ The Winter That Changed Everything

In the autumn of 2022, German government officials were planning something that had not happened in their country since the Second World War: energy rationing. Factories would be told when they could operate. Households would be told how warm they could keep their homes. Hospitals stockpiled fuel. Across Europe, governments handed out leaflets advising people to wear jumpers indoors and turn down their thermostats.

This was not a war or a natural disaster. It was the consequence of one decision made in Moscow: Russia restricted the flow of natural gas through the Nord Stream pipeline to Western Europe. Germany had built its entire industrial economy around the assumption that Russian gas would always flow. For 30 years, it had seemed like a sensible, cost-effective choice. Then, in a matter of weeks, it became a geopolitical weapon — and Germany discovered what energy insecurity really feels like.

Meanwhile, in sub-Saharan Africa, 600 million people experience this kind of vulnerability every day. Not as a crisis, but as ordinary life. Hospitals that cannot refrigerate vaccines. Students who cannot study after dark. Food that spoils because there is no refrigeration. Energy insecurity does not just affect comfort — it shapes whether a country can develop at all.

Energy is not just electricity. It is the difference between development and poverty, between independence and vulnerability. Understanding how countries manage — or fail to manage — their energy is one of the most important geographical questions of the 21st century.

What is energy security?: Having a reliable and affordable energy supply.
Key terms

Geography glossary

What is energy security?
Having a reliable and affordable energy supply.
Spotlight
What is Energy Security — and Why Does It Matter?

Energy security means having reliable access to sufficient, affordable energy to meet a country's current and future needs. That sounds simple. In practice, it is one of the most complex geopolitical challenges on the planet.

Exam tip

Earn the mark scheme marks

🧠 Exam Framework: DIRECT

Use this mnemonic to evaluate any energy source or strategy — whether in a 4-mark explain or a 6-mark evaluate question:

D — Dependability — Is it reliable? Can it supply power continuously (baseload), or is it intermittent? Gas and nuclear: yes. Wind and solar: depends on weather. Intermittency requires backup or storage.
I — Import dependence — Does it create dependence on foreign suppliers? Gas creates import dependence (Germany-Russia). Renewables reduce it, because sunlight and wind cannot be cut off by a foreign government. Nuclear requires uranium imports but in tiny quantities.
R — Running cost and construction cost — How expensive is it to build and operate? Solar has near-zero running costs (sunlight is free) but requires upfront installation. Gas is cheap to build but fuel costs are volatile. Nuclear is very expensive to build but cheap to run.
E — Environmental impact — What are the carbon emissions and ecological effects? Coal: worst. Gas: high but less than coal. Nuclear: very low lifecycle. Wind/solar: very low but not zero (mining, land use).
C — Carbon emissions and climate — Does this source help or harm the goal of reducing greenhouse gas emissions? Fossil fuels: counterproductive. Renewables and nuclear: compatible with climate goals.
T — Trade-offs and tensions — Every source involves trade-offs. Use this to reach a judgement: security vs sustainability, cost vs reliability, short-term vs long-term. The best exam answers identify the specific trade-off for the specific source and context.

Memory tip for the two case studies:

Nigeria = Not getting oil benefits to ordinary people (80% oil revenue, 40% no electricity — remember the contrast)
Germany = Green but Gas-dependent (50% renewable electricity but still stuck on Russian gas for heating)

Now try it yourself

Quiz · Question 1 of 17

Which of the following is a renewable energy source?

Tap an answer to check it

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