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Exercise 1
Read each group of sentences carefully. Choose the one sentence that has correct punctuation, capitalization, and spelling. The other sentences contain at least one error.
Example: Which sentence is correct?
A) although economic growth is important, sustainability must not be ignored.
B) Although economic growth is important, sustainability must not be ignored.
C) Although economic growth is important sustainability must not be ignored.
Answer: B) Although economic growth is important, sustainability must not be ignored.

How to Write a Discursive Essay: The Balance Between Economic Growth and Sustainability
A discursive essay requires you to explore two competing perspectives on a complex issue, evaluate the merits and limitations of each, and arrive at a nuanced, justified conclusion. At C1 level, this means moving well beyond simply listing arguments — you are expected to critically analyse, concede points where appropriate, and demonstrate sophisticated control of academic register and cohesive structure.
The topic of economic growth versus environmental sustainability is a rich and highly relevant area for advanced academic writing. It appears in university entrance examinations, Cambridge C1 Advanced (CAE) Paper 2, and professional contexts such as policy papers and broadsheet commentary. Mastering this genre will equip you to write persuasively and precisely on almost any complex contemporary issue.
Essential Writing Rules & Sentence Structure
1. Thesis-Driven Structure
A C1 discursive essay must open with a clear, arguable thesis — a position that your body paragraphs will substantiate and defend. Avoid vague openings such as "This essay will discuss..." and instead establish your stance with precision from the outset.
2. Complex Sentence Architecture
C1 writers are expected to deploy a variety of syntactic structures to demonstrate range and control:
- Non-finite participle clauses: "Having examined the long-term consequences of unchecked industrialisation, one must acknowledge..."
- Inversion for emphasis: "Seldom has the tension between profit and planet been more acutely felt..."
- Cleft sentences: "What remains incontrovertible is that unsustainable growth carries catastrophic long-term costs."
- Nominalisation: Use noun forms of verbs and adjectives to achieve academic formality — e.g. "the acceleration of industrialisation" rather than "how quickly industry grew."
3. Paragraph Organisation (PEEL Model)
- Point — State your argument clearly.
- Evidence — Support with examples, data, or reasoning.
- Evaluation — Critically assess the strength of the point.
- Link — Connect back to the thesis or transition to the next paragraph.
4. Nominalisation & Impersonal Constructions
Formal academic writing favours impersonal constructions and heavy nominalisation. Compare the following:
- Informal: "A lot of people think that companies don't care about the environment."
- C1 formal: "It is widely contended that corporate prioritisation of short-term profitability is fundamentally incompatible with long-term ecological stewardship."
5. Punctuation Precision
- Use a semicolon to join two closely related independent clauses: "Economic expansion generates employment; however, its environmental toll is frequently underestimated."
- Use commas after sentence adverbs and introductory discourse markers: "Notwithstanding this, the evidence suggests..."
- Use parenthetical commas around non-essential information: "The Green New Deal, widely regarded as a landmark proposal, has nonetheless attracted significant opposition."
Useful Linking Words (Connectors)
| Connector | Function / Use | Example Sentence |
|---|---|---|
| Notwithstanding | Conceding a point whilst maintaining a contrasting position | Notwithstanding the economic benefits of large-scale manufacturing, the environmental degradation it precipitates cannot be disregarded. |
| Albeit | Introducing a concession within the same clause | Green technology offers a viable alternative, albeit one that demands substantial upfront investment. |
| Inasmuch as | Expressing degree or extent of cause | The policy is commendable inasmuch as it prioritises renewable energy, yet it falls short of addressing industrial emissions. |
| In light of the prevailing evidence | Introducing a conclusion supported by evidence | In light of the prevailing evidence, a transition to a circular economy appears both necessary and overdue. |
| Be that as it may | Acknowledging a point before dismissing or qualifying it | Be that as it may, economic growth cannot continue to be pursued at the expense of ecological stability. |
| To substantiate this contention | Introducing supporting evidence or elaboration | To substantiate this contention, one need only examine the rapidly deteriorating air quality indices across industrialised nations. |
| While this may superficially appear sound | Refuting an argument that seems logical on the surface | While this may superficially appear sound, closer scrutiny reveals significant methodological flaws in the pro-growth argument. |
| Upon rigorous evaluation | Introducing a carefully considered conclusion | Upon rigorous evaluation, it becomes evident that the two objectives need not be mutually exclusive. |
| A compelling case can be made for | Introducing a nuanced or qualified recommendation | A compelling case can be made for embedding sustainability targets within national economic frameworks. |
| In spite of the foregoing | Contrasting with what has already been stated | In spite of the foregoing, proponents of unrestricted growth continue to resist regulatory intervention. |
Model Writing Sample: Economic Growth and Sustainability — Can We Have Both?
The following model essay is annotated to highlight key structural and stylistic features at C1 level. Word count: 248 words.
[Opening — Contextualisation & Thesis]
Seldom has the tension between economic prosperity and environmental responsibility been more acutely felt than in the present era of accelerating climate crisis. While proponents of unrestricted growth argue that expanding markets ultimately generate the resources necessary for environmental remediation, critics contend that such reasoning constitutes a dangerous deferral of action. Upon rigorous evaluation, it becomes evident that genuine sustainability and economic ambition need not be mutually exclusive — provided that robust, enforceable policy frameworks are established.
[Body Paragraph 1 — The Pro-Growth Perspective, with Critical Evaluation]
Advocates of continued economic expansion frequently invoke the Environmental Kuznets Curve, which posits that ecological damage initially intensifies with growth before declining as nations accrue sufficient wealth to invest in cleaner technologies. To substantiate this contention, proponents cite the marked improvements in air quality achieved by several Northern European economies following industrialisation. Notwithstanding these advances, this trajectory has demonstrably failed to materialise across much of the developing world, where rapid industrialisation has precipitated catastrophic deforestation and resource depletion with little sign of abatement.
[Body Paragraph 2 — The Sustainability Perspective, with Concession]
Conversely, a compelling case can be made for the wholesale reorientation of economic models towards circularity and renewable energy. Inasmuch as the green economy already generates millions of employment opportunities globally, it challenges the entrenched assumption that environmental regulation necessarily stifles growth. Be that as it may, the transition demands significant short-term investment — a burden that developing economies are frequently ill-equipped to absorb without international financial support.
[Conclusion — Synthesis & Qualified Recommendation]
All things considered, the framing of economic growth and sustainability as diametrically opposed forces reflects a false dichotomy. What is incontrovertibly required is the embedding of ecological accountability within national fiscal policy — not as an impediment to prosperity, but as its most rational and enduring foundation.
Key Phrases & Sentence Starters
Introducing Your Thesis & Framing the Debate
- "Seldom has the question of [X] been more urgently debated than in the present climate of..."
- "The intersection of [X] and [Y] has long been a source of considerable academic and political controversy."
- "It is widely contended that [X]; however, a more nuanced examination reveals..."
- "Upon rigorous evaluation, it becomes evident that..."
- "The prevailing debate surrounding [X] centres on whether..."
Presenting Arguments & Evidence
- "To substantiate this contention, one need only examine..."
- "The findings are purported to demonstrate that..."
- "In light of the prevailing evidence, it would appear that..."
- "Preliminary data suggests that..."
- "A compelling case can be made for [X] on the grounds that..."
- "It is well-documented that [X] exerts a profound influence on..."
Contrasting, Conceding & Qualifying Points
- "Notwithstanding the considerable merits of this position, one must acknowledge..."
- "While this may superficially appear sound, closer scrutiny reveals..."
- "Be that as it may, the broader implications cannot be overlooked."
- "Albeit a persuasive argument, this perspective fails to account for..."
- "In spite of the foregoing, advocates of [X] continue to maintain that..."
- "Having weighed the contradictory evidence, one must concede that..."
Concluding, Recommending & Synthesising
- "All things considered, it would appear that [X] represents the more tenable position."
- "What remains incontrovertible is that [X] demands immediate, coordinated action."
- "To recapitulate, the evidence overwhelmingly supports the contention that..."
- "It would be highly advantageous to embed [X] within existing policy frameworks."
- "Far from being incompatible, [X] and [Y] are most productively understood as..."
- "The adoption of [X] would not only address [Y], but would simultaneously..."
Common Writing Mistakes to Avoid
❌ Despite of the economic benefits, pollution continues to increase.
✅ Despite the economic benefits, pollution continues to increase. — "Despite" is a preposition and is never followed by "of." Use either "Despite + noun phrase" or "In spite of + noun phrase." The form "despite of" does not exist in standard English.
❌ The government should do more about climate change, they need to act faster.
✅ The government should do more about climate change; indeed, the urgency for decisive legislative action has rarely been greater. — The original sentence contains a comma splice — two independent clauses incorrectly joined by a comma alone. Use a semicolon, a coordinating conjunction, or restructure as a complex sentence.
❌ It's pretty obvious that economic growth and sustainability can't really go together without loads of investment.
✅ It is widely acknowledged that reconciling economic expansion with environmental sustainability necessitates considerable financial commitment. — Colloquial contractions (it's, can't), informal intensifiers (pretty, loads of), and vague quantifiers are wholly inappropriate in formal academic writing. Maintain impersonal, nominalisedregister throughout.
❌ Notwithstanding, the policy has been successful, many critics argue it does not go far enough.
✅ Notwithstanding the policy's relative success, many critics argue that it falls considerably short of what is required. — "Notwithstanding" must be followed directly by the noun phrase it qualifies. When used as a sentence adverb (meaning "nevertheless"), it should not be followed by a comma before a new clause; restructure the sentence to make its syntactic role unambiguous.
❌ The rapidly implement of new regulations caused a disruption in the market.
✅ The rapid implementation of new regulations precipitated considerable market disruption. — Use nominalised forms correctly: the noun is implementation, not implement. The adverb rapidly should be converted to the adjective rapid to modify the noun. This exemplifies the principle of nominalisation central to C1 academic register.
Writing Checklist & Practice Task
C1 Discursive Essay — Pre-Submission Checklist
- ☐ Have I opened with a clear, arguable thesis rather than a vague general statement?
- ☐ Have I presented and critically evaluated at least two competing perspectives?
- ☐ Have I conceded the merits of the opposing viewpoint before refuting or qualifying it?
- ☐ Have I used a range of complex syntactic structures (inversion, non-finite clauses, cleft sentences)?
- ☐ Have I maintained a consistently formal, impersonal register throughout (no contractions, no colloquialisms)?
- ☐ Have I employed nominalisation to achieve academic density and precision?
- ☐ Have I used a variety of cohesive devices beyond simple connectors (e.g. notwithstanding, albeit, inasmuch as)?
- ☐ Have I punctuated parenthetical clauses, semicolons, and sentence adverbs correctly?
- ☐ Does my conclusion synthesise both perspectives and offer a qualified, reasoned judgement?
- ☐ Is my essay within the 220–260 word target range for Cambridge C1 Advanced?
Your Practice Writing Task
Read the following Cambridge C1 Advanced-style writing prompt and write your discursive essay in 220–260 words.
"Economic growth and environmental sustainability are fundamentally incompatible goals. A nation cannot pursue both simultaneously without significant compromise to one or the other."
Write a discursive essay for your university environmental studies journal in which you:
- evaluate the argument that economic growth and sustainability are irreconcilable
- present the case for an integrated approach that accommodates both objectives
- justify your own reasoned position on which approach is more tenable
Use the model essay, key phrase bank, and connector table above to guide your writing. Pay particular attention to register, nominalisation, and the critical evaluation of both perspectives before reaching your conclusion.
Now test your writing mechanics and sentence skills in the exercises below.
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