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All Flashcards in Topic 6.2
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6.2.112 cards
Define transboundary pollution.
Pollution made in **one country that crosses a border** and damages another's environment — e.g. acid rain, smog or polluted rivers.
Define carbon footprint.
The **total greenhouse-gas emissions** caused by an activity, product or population, usually measured as tonnes of CO2 equivalent.
What are food miles?
The **distance food travels** from where it is grown to where it is eaten; long food miles usually mean higher transport emissions.
Define embodied carbon.
The emissions **locked into making and shipping a product** before it is used — the carbon 'embedded' in a phone, a garment or a tonne of steel.
What is e-waste, and why is it an environmental risk?
Discarded **electronics** containing toxic metals; often exported to lower-income countries where unsafe recycling pollutes air, soil and water.
Define agro-industrialisation.
The shift to **large-scale, mechanised, input-heavy farming** for global markets, which can clear forests and degrade soils.
Name three environmental risks of global interactions.
**Transboundary pollution**, the **carbon footprint of trade and transport**, and **agro-industrialisation / biodiversity loss**.
Why is air freight so damaging for the carbon footprint of trade?
Flying goods is the **most carbon-intensive transport mode per tonne carried** — many times worse than a container ship — so long air food miles add huge emissions.
Rank sea, road and air freight by carbon per tonne carried.
**Sea is lowest**, road is in the middle, and **air freight is by far the highest** — roughly tens of times more than shipping.
Why do the environmental impacts of global flows fall unevenly?
Dirty industry, **e-waste** and export farming are pushed onto poorer, **less-regulated** countries with less money to cope, while richer consumers keep the benefit.
Give the 'two scales' of harm for the carbon footprint of trade.
**Localized** transboundary pollution near the source, and a diffuse **global** carbon footprint loaded onto the shared atmosphere.
What judgement do examiners reward on costs vs benefits?
That the environmental costs outweigh the benefits **only to a significant but uneven extent** — heavy for the atmosphere and the global South, but against real benefits.
6.2.212 cards
Define decoupling.
**Breaking the link between economic growth and environmental harm** — output rises while damage per unit falls (relative) or total damage falls (absolute).
Define the circular economy.
Designing products to be **reused, repaired, remanufactured and recycled** so materials flow in loops instead of becoming waste.
What does ESG stand for and mean?
**Environmental, social and governance** standards — how firms and investors measure and report responsible behaviour.
What is a net-zero pledge?
A commitment to **balance the greenhouse gases emitted against the amount removed**, reaching zero net emissions by a target date.
What is the rebound effect?
When **efficiency gains are cancelled out** because cheaper, cleaner products are simply used more.
Name the four main strategies for managing impacts.
**Clean/efficient technology**, the **circular economy**, **international agreements**, and **corporate responsibility** (ESG, net-zero).
What is the environmental Kuznets curve idea?
The contested claim that **pollution first rises then falls** as a country gets richer and can afford to clean up.
Relative vs absolute decoupling?
**Relative** = less damage per unit of output; **absolute** = total damage actually falls. Per-unit impact often falls while the total still rises.
Why can a country's falling emissions be misleading?
It may have **offshored** its dirty production — territorial emissions fall but the **consumption footprint** and global total do not.
What is greenwashing?
Presenting a firm or product as **environmentally responsible without real cuts** in impact — a limit of corporate pledges.
Give a successful international agreement example.
An **ozone-protection treaty** phased out ozone-destroying chemicals with binding cuts and measurable recovery.
For the [16] essay, FOR vs AGAINST 'impacts are managed'?
FOR: **decoupling, clean tech, circular economy, the ozone treaty, ESG/net-zero**. AGAINST: **rising absolute consumption, rebound, offshoring, greenwashing, irreversibility**.
Topic 6.2 study notes
Full notes & explanations for Environmental risks
Geography exam skills
Paper structures, command terms & tips
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