The concept of 'ecological footprint' has gained prominence as a metric for assessing human impact on the environment. It quantifies the amount of biologically productive land and water area required to produce the resources an individual, population, or activity consumes, and to absorb the waste it generates, given prevailing technology and resource management. This measure is often contrasted with 'biocapacity', which represents the ecosystem's ability to regenerate resources and absorb waste. When a population's ecological footprint exceeds its biocapacity, it leads to ecological overshoot, depleting natural capital and undermining long-term sustainability. Critiques argue that the footprint simplifies complex environmental interactions and fails to account for technological innovation or trade, yet it remains a powerful tool for raising awareness about unsustainable consumption patterns.
❓ 文章によると、生態学的フットプリントが生物容量を超えると何が起こるか?
A. A. 人口は、資源効率を向上させる技術的ブレークスルーを経験する。
B. B. 生態系は、補償するためにより速い速度で資源を再生し始める。
C. C. 人口が自然資本を減少させ、将来の持続可能性を脅かしている。
D. D. その地域は、赤字を均衡させるために自動的に資源を輸入する。
✅ 正确答案
C. The population draws down natural capital, threatening future sustainability.
IELTS Reading Tips
Skim the questions first, underline keywords, then locate in the passage
Watch for paraphrasing; correct answers are often reworded
Be wary of absolute statements (all, always, never) — usually wrong
Pay attention to content after transition words (however, but, yet)
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