The Ailing Planet: the Green Movement’s Role & Childhood — NCERT Solutions
CBSE · Class 11 · English
NCERT Solutions for The Ailing Planet: the Green Movement’s Role & Childhood, CBSE Class 11 English: 21 textbook questions solved step by step.
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Understanding the Text
1Locate the lines in the text that support the title 'The Ailing Planet'.Show solution
Given: The question asks us to find lines from the text that justify calling the Earth an 'ailing' (sick) planet.
Lines that support the title:
The following lines from the text directly support the title:
- "The earth's vital signs reveal a patient in declining health." — This line uses the metaphor of a sick patient to describe the Earth, directly supporting the word 'ailing'.
- "We are living in the first period of human history for which the main threat to human progress is human activity." — This shows how human actions are harming the planet.
- References to the depletion of the four principal biological systems — fisheries, forests, grasslands, and croplands — going beyond their sustainable yield indicate the planet is under severe stress.
- The mention of the loss of natural forests, the spread of deserts, and the extinction of species all paint the picture of a planet that is sick and deteriorating.
Conclusion: All these lines collectively portray the Earth as an ailing (sick) planet, thus justifying the title.
2What does the notice 'The world's most dangerous animal' at a cage in the zoo at Lusaka, Zambia, signify?Show solution
Given: A notice reading 'The world's most dangerous animal' is placed at a cage in a zoo in Lusaka, Zambia. The cage contains a mirror.
Concept: The notice is a powerful symbolic statement about human nature and responsibility.
Explanation:
When a visitor looks at the cage expecting to see a ferocious wild animal, they see only their own reflection in the mirror. The notice signifies that human beings themselves are the world's most dangerous animals.
No other creature on Earth has caused as much destruction to the environment as humans have. Humans have:
- Depleted forests, fisheries, grasslands, and croplands.
- Caused the extinction of numerous species.
- Polluted air, water, and soil.
- Triggered climate change and the spread of deserts.
Significance: The notice is a wake-up call. It forces human beings to introspect and accept responsibility for the damage they have inflicted upon the planet. It underlines the central message of the essay — that humans must change their attitude and behaviour towards the environment before it is too late.
3How are the earth's principal biological systems being depleted?Show solution
Given: The Earth has four principal biological systems — fisheries, forests, grasslands, and croplands.
How they are being depleted:
- Fisheries: Overfishing has pushed many marine species to the brink of extinction. Fish are being harvested faster than they can reproduce, causing a collapse of fish populations.
- Forests: Massive deforestation is taking place worldwide. Forests are being cleared for agriculture, urbanisation, and commercial purposes. This leads to loss of biodiversity, soil erosion, and disruption of the water cycle.
- Grasslands: Overgrazing by livestock and conversion of grasslands into agricultural land has led to their degradation. This results in the spread of deserts (desertification).
- Croplands: Intensive farming, excessive use of chemical fertilisers and pesticides, and soil erosion have degraded croplands, reducing their productivity.
Consequence: These systems form the foundation of the global economy. When they are exploited beyond their sustainable yield, they begin to deteriorate, threatening the survival of all life on Earth.
Conclusion: Human greed and over-exploitation are the primary reasons for the depletion of these vital biological systems.
4Why does the author aver that the growth of world population is one of the strongest factors distorting the future of human society?Show solution
Given: The author states that rapid growth of world population is a major threat to the future of human society.
Concept: Population growth puts immense pressure on the Earth's finite natural resources.
Reasons why population growth distorts the future of human society:
- Strain on resources: A rapidly growing population demands more food, water, energy, and land. The Earth's resources are limited and cannot sustain unlimited growth.
- Poverty and inequality: The author notes that 'the poor are poor not because they have too many children; they have too many children because they are poor.' Poverty and overpopulation feed each other in a vicious cycle.
- Environmental degradation: More people means more deforestation, more pollution, more exploitation of fisheries, grasslands, and croplands — accelerating the decline of the planet's biological systems.
- Pressure on developing nations: Countries like India, which are already struggling with poverty and underdevelopment, face an even greater challenge when population grows unchecked.
- Threat to future generations: The author quotes Lester Brown to warn that we may be leaving our successors "a scorched planet of advancing deserts, impoverished landscapes and an ailing environment."
Conclusion: The author avers that unless population growth is controlled, it will continue to distort and endanger the future of human civilisation by exhausting the planet's capacity to support life.
Talking about the Text
1Discuss: Laws are never respected nor enforced in India.Show solution
Discussion Points:
This is a debatable statement. While there is some truth to it, it is not entirely accurate.
Arguments in favour of the statement:
- Environmental laws such as the Forest Conservation Act and the Wildlife Protection Act are frequently violated.
- Illegal mining, poaching, and deforestation continue despite legal prohibitions.
- Enforcement agencies are often understaffed, underfunded, or corrupt.
- Public awareness about environmental laws is very low.
Arguments against the statement:
- India has a robust legal framework — the Environment Protection Act (1986), the Water Act (1974), the Air Act (1981), etc.
- The Supreme Court and High Courts have taken strong suo motu action on environmental issues (e.g., the Ganga pollution case, the Delhi air pollution case).
- Grassroots movements like the Chipko Movement show that citizens do respect and fight for environmental laws.
- Recent bans on single-use plastics and stricter emission norms show enforcement is improving.
Conclusion: Rather than saying laws are 'never' respected, it is more accurate to say that enforcement is inconsistent and needs to be strengthened through greater political will, public awareness, and civic responsibility.
2Discuss: 'Are we to leave our successors a scorched planet of advancing deserts, impoverished landscapes and an ailing environment?'Show solution
Discussion Points:
This powerful rhetorical question by Lester Brown forces us to think about our responsibility towards future generations.
What the statement means:
- 'Scorched planet' refers to global warming and rising temperatures.
- 'Advancing deserts' refers to desertification caused by deforestation and overgrazing.
- 'Impoverished landscapes' refers to degraded forests, depleted soils, and polluted water bodies.
- 'Ailing environment' refers to the overall deterioration of the Earth's ecological health.
Our responsibility:
- We are consuming resources at a rate far beyond the Earth's capacity to regenerate them.
- If current trends continue, future generations will inherit a planet that cannot support life adequately.
- We must adopt sustainable practices — renewable energy, responsible consumption, reforestation, and pollution control.
Conclusion: The statement is a moral challenge. We have a duty to preserve the planet not just for ourselves but for those who come after us. Sustainable development is not a choice but a necessity.
3Discuss: 'We have not inherited this earth from our forefathers; we have borrowed it from our children'.Show solution
Discussion Points:
This profound statement encapsulates the philosophy of sustainable development.
Meaning:
- The traditional view is that we have 'inherited' the Earth — meaning it belongs to us to use as we please.
- The statement challenges this view: we have only 'borrowed' the Earth from future generations, meaning we must return it in good condition.
Implications:
- Every resource we consume today — forests, water, fossil fuels — is being taken away from our children and grandchildren.
- We have a moral obligation to use resources responsibly and sustainably.
- Policies must be designed with long-term consequences in mind, not just short-term gains.
Relevance today:
- Climate change, deforestation, and species extinction are direct results of treating the Earth as an inheritance rather than a loan.
- The Green Movement is built on this very philosophy — that the Earth must be protected for future generations.
Conclusion: This statement is a call for intergenerational equity. We must act as responsible stewards of the Earth, not its owners.
4Discuss: The problems of overpopulation that directly affect our everyday life.Show solution
Discussion Points:
Overpopulation has a direct and visible impact on our daily lives in the following ways:
- Scarcity of resources: Overcrowded cities face shortages of water, electricity, and housing. Long queues, power cuts, and water rationing are everyday realities.
- Traffic and pollution: More people mean more vehicles, leading to traffic congestion and severe air pollution, especially in cities like Delhi and Mumbai.
- Pressure on healthcare and education: Hospitals are overcrowded, schools are understaffed, and the quality of public services declines as the population grows.
- Unemployment: A rapidly growing workforce cannot always find adequate employment, leading to poverty and social unrest.
- Food security: Feeding a growing population requires more agricultural land, leading to deforestation and overuse of chemical inputs, which degrade soil quality.
- Waste and sanitation: More people generate more waste. Inadequate sanitation and garbage disposal lead to health hazards and environmental pollution.
Conclusion: Overpopulation is not an abstract problem — it affects the quality of air we breathe, the water we drink, the roads we travel on, and the schools and hospitals we use. Controlling population growth through education, awareness, and family planning is essential for improving everyday life.
Thinking about Language
1Find out what the Latin phrase 'prima facie' means.Show solution
prima facie (Latin)
Meaning: 'At first sight' or 'on the face of it'.
Usage in English: It refers to evidence or a case that appears to be sufficient and correct based on initial examination, before deeper investigation.
Example: "There is prima facie evidence that the accused was present at the scene of the crime."
2Find out what the Latin phrase 'ad hoc' means.Show solution
ad hoc (Latin)
Meaning: 'For this purpose' or 'for a specific purpose'.
Usage in English: It refers to something arranged or done for a particular purpose only, without prior planning or as a temporary measure.
Example: "An ad hoc committee was formed to investigate the matter."
3Find out what the Latin phrase 'in camera' means.Show solution
in camera (Latin)
Meaning: 'In private' or 'in a chamber'.
Usage in English: It refers to a legal proceeding or meeting held in private, away from the public and press.
Example: "The judge decided to hear the sensitive case in camera."
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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