The IELTS Reading section tests your ability to understand complex texts and answer various question types accurately. Today, we’ll focus on a timely and increasingly relevant topic: “The Environmental Impact Of Digital Waste”. This subject has gained significant attention in recent years due to the rapid growth of technology and digital consumption. Based on current trends and the frequency of environmental topics in past IELTS exams, it’s highly likely that similar themes will continue to appear in future tests. Let’s dive into a practice passage and questions to help you prepare for this potential exam topic.
Practice Passage: The Hidden Cost of Our Digital Lives
The Environmental Impact Of Digital Waste
In our increasingly digital world, the environmental consequences of our online activities often go unnoticed. While the internet and digital technologies have revolutionized how we live and work, they come with a significant environmental cost. The production, use, and disposal of electronic devices contribute to a growing problem known as digital waste or e-waste.
The manufacturing of smartphones, laptops, and other electronic devices requires the extraction of rare earth elements and precious metals. This process is energy-intensive and often leads to environmental degradation in mining areas. Moreover, the production of these devices generates substantial carbon emissions. A single smartphone, for instance, can produce up to 95 kg of carbon dioxide during its lifecycle – equivalent to 245 miles driven by an average car.
Once in use, our digital devices continue to impact the environment through energy consumption. Data centers, which store and process the vast amounts of information we generate online, are particularly energy-hungry. In 2020, data centers were estimated to account for about 1% of global electricity use. While this may seem small, it represents a significant increase from previous years and is projected to grow further as our reliance on cloud computing and streaming services increases.
The most visible aspect of digital waste is the disposal of electronic devices. Global e-waste reached a record 53.6 million metric tons in 2019, and this figure is expected to hit 74 million tons by 2030. Only 17.4% of this e-waste was officially documented as properly collected and recycled. The rest often ends up in landfills or is illegally exported to developing countries, where it poses severe health and environmental risks.
Improper disposal of electronic devices can lead to the leaching of toxic substances such as lead, mercury, and cadmium into soil and water systems. These pollutants can harm wildlife, contaminate food chains, and pose serious health risks to humans, particularly in areas where informal e-waste recycling occurs.
However, there are positive steps being taken to address this growing problem. Many tech companies are now focusing on creating more sustainable products. This includes using recycled materials in device production, improving energy efficiency, and designing products that are easier to repair and recycle. Additionally, there’s a growing movement towards “right to repair” legislation, which would make it easier for consumers to fix their devices rather than replace them.
Consumers also have a role to play in reducing digital waste. Simple actions like using devices for longer periods, choosing refurbished electronics, and properly recycling old gadgets can significantly reduce one’s digital carbon footprint. Moreover, being mindful of our digital consumption – such as streaming videos at lower resolutions or deleting unnecessary data – can help reduce the energy demand of data centers.
As our world becomes increasingly digitized, it’s crucial to recognize and address the environmental impact of our online lives. By understanding the full lifecycle of our digital devices and making conscious choices about their use and disposal, we can work towards a more sustainable digital future.
Environmental impact of digital waste
Practice Questions
True/False/Not Given
- The production of a single smartphone generates more carbon dioxide than driving an average car for 245 miles.
- Data centers accounted for approximately 2% of global electricity use in 2020.
- The amount of global e-waste is expected to decrease by 2030.
- Informal e-waste recycling in developing countries can lead to health risks for local populations.
- All major tech companies are now using 100% recycled materials in their device production.
Multiple Choice
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According to the passage, which of the following is NOT mentioned as a consequence of improper e-waste disposal?
A) Soil contamination
B) Water pollution
C) Air pollution
D) Food chain contamination -
The passage suggests that consumers can reduce their digital carbon footprint by:
A) Using their devices more frequently
B) Streaming videos at higher resolutions
C) Choosing refurbished electronics
D) Storing more data in the cloud
Matching Headings
Match the following headings to the correct paragraphs in the passage. There are more headings than paragraphs, so you will not use all of them.
- Paragraph 2
- Paragraph 4
- Paragraph 7
Headings:
A) The energy demands of data storage
B) The lifecycle emissions of electronic devices
C) The growing problem of e-waste disposal
D) Consumer actions for reducing digital waste
E) The future of sustainable technology
F) Health risks associated with digital waste
Summary Completion
Complete the summary below using NO MORE THAN TWO WORDS from the passage for each answer.
The environmental impact of our digital lives is significant and often overlooked. The production of electronic devices requires the extraction of (11) __ and generates substantial (12) __. Once in use, these devices continue to affect the environment through (13) __, particularly in data centers. The disposal of electronic devices, known as (14) __, is a growing problem, with only a small percentage being properly recycled. Improper disposal can lead to (15) __ of toxic substances, posing risks to both the environment and human health.
Answer Key and Explanations
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True – The passage states that a smartphone can produce “up to 95 kg of carbon dioxide during its lifecycle – equivalent to 245 miles driven by an average car.”
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False – The passage mentions that data centers “were estimated to account for about 1% of global electricity use” in 2020, not 2%.
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False – The passage states that global e-waste “is expected to hit 74 million tons by 2030,” which is an increase, not a decrease.
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True – The passage mentions that improper disposal of e-waste “poses severe health and environmental risks,” particularly in areas with informal e-waste recycling.
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Not Given – While the passage mentions that many tech companies are focusing on using recycled materials, it doesn’t state that all major companies are using 100% recycled materials.
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C) Air pollution – The passage mentions soil contamination, water pollution, and food chain contamination as consequences of improper e-waste disposal, but does not specifically mention air pollution.
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C) Choosing refurbished electronics – The passage suggests “choosing refurbished electronics” as one way consumers can reduce their digital carbon footprint.
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B) The lifecycle emissions of electronic devices – This paragraph discusses the carbon emissions associated with smartphone production and use.
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C) The growing problem of e-waste disposal – This paragraph focuses on the increasing amount of e-waste and its improper disposal.
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D) Consumer actions for reducing digital waste – This paragraph outlines various ways consumers can reduce their digital waste and carbon footprint.
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rare earth elements
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carbon emissions
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energy consumption
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e-waste
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leaching
Common Mistakes to Avoid
- Overlooking specific details: Pay close attention to numbers and percentages mentioned in the passage.
- Confusing similar information: Be careful to distinguish between related but different concepts, such as global electricity use and carbon emissions.
- Making assumptions: Stick to the information provided in the passage and avoid drawing conclusions not explicitly stated.
- Misinterpreting “Not Given” answers: Remember that “Not Given” means the information is neither confirmed nor contradicted by the passage.
Vocabulary
- Digital waste (n): /ˈdɪdʒɪtl weɪst/ – discarded electronic devices or their parts
- E-waste (n): /ˈiːweɪst/ – electronic waste
- Rare earth elements (n): /reər ɜːrθ ˈelɪmənts/ – a set of 17 chemical elements in the periodic table
- Carbon emissions (n): /ˈkɑːrbən ɪˈmɪʃnz/ – the release of carbon dioxide into the atmosphere
- Data centers (n): /ˈdeɪtə ˈsentərz/ – facilities used to house computer systems and associated components
- Leaching (n): /liːtʃɪŋ/ – the process by which soluble substances are washed out from a layer of soil
- Refurbished (adj): /ˌriːˈfɜːrbɪʃt/ – renovated and redone
Grammar Focus
Pay attention to the use of present perfect tense to describe recent events with current relevance:
“Global e-waste has reached a record 53.6 million metric tons in 2019.”
This tense is often used in IELTS Reading passages to connect past events to the present situation.
Tips for IELTS Reading Success
- Practice time management: Allocate your time wisely between reading the passage and answering questions.
- Skim and scan effectively: Quickly identify key information without reading every word.
- Use contextual clues: Understand unfamiliar words by looking at the surrounding text.
- Pay attention to transition words: These can help you follow the passage’s structure and argument.
- Read the questions carefully: Ensure you understand exactly what each question is asking before searching for the answer.
By practicing with passages like this one on the environmental impact of digital waste, you’ll improve your reading skills and expand your vocabulary on current global issues. Remember, success in IELTS Reading comes from consistent practice and developing effective strategies for tackling different question types.
For more practice on related topics, check out our articles on how blockchain technology is being used to improve environmental sustainability and the economic impacts of the digital revolution. These will provide additional context and vocabulary that could be useful in your IELTS preparation.