IELTS Reading 95: Renewable energy technology development là chủ đề thuộc chuỗi bài luyện tập 11 dạng bài IELTS Reading và các bài tập luyện tập.
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In recent decades, the development of renewable energy technologies has become a focal point in the global effort to combat climate change and reduce reliance on fossil fuels. Renewable energy sources, such as solar, wind, hydroelectric, and geothermal power, offer sustainable alternatives that can be harnessed to meet the world’s growing energy demands.
Solar energy technology has witnessed remarkable advancements, with the efficiency of photovoltaic (PV) cells increasing significantly. Modern solar panels are now capable of converting over 20% of sunlight into electricity, a notable improvement compared to earlier models. This enhancement is largely attributed to innovative materials and manufacturing processes. Additionally, the integration of solar energy into existing power grids has been facilitated by the development of smart grid technology, which allows for better energy distribution and management.
Wind energy technology has also progressed substantially. The construction of larger, more efficient wind turbines has led to increased energy output. These turbines can now capture wind energy at lower speeds, making them viable in a wider range of locations. Offshore wind farms, in particular, have gained popularity due to their ability to harness stronger and more consistent winds found over open waters.
Hydroelectric power remains one of the most established forms of renewable energy. Recent developments have focused on enhancing the efficiency of existing dams and exploring the potential of small-scale hydro systems. These innovations aim to minimize environmental impacts while maximizing energy production.
Geothermal energy technology has emerged as a reliable source of power, especially in regions with significant geothermal resources. Advances in drilling techniques and heat extraction methods have made it possible to harness geothermal energy more effectively, providing a stable and continuous power supply.
Despite these advancements, the renewable energy sector faces challenges that must be addressed. The initial costs of technology deployment can be high, and there are concerns regarding land use and the ecological impacts of large-scale renewable energy projects. Nevertheless, governments and private sectors are increasingly investing in research and development to overcome these obstacles and promote a transition to cleaner energy sources.
In conclusion, the development of renewable energy technologies is critical for achieving sustainability and mitigating climate change. Continued innovation and investment in this sector are essential to ensure that renewable energy becomes a dominant force in the global energy landscape.
Questions
1. Multiple Choice
- What is a significant advancement in solar energy technology mentioned in the passage? A) Decreased cost of installation
B) Increased efficiency of photovoltaic cells
C) Wider geographical distribution
D) Enhanced aesthetic design - Offshore wind farms are particularly beneficial because they can: A) Be built at lower costs.
B) Utilize stronger and more consistent winds.
C) Require less maintenance than onshore turbines.
D) Generate energy without the need for subsidies.
2. True/False/Not Given
- Solar panels can now convert more than 20% of sunlight into electricity.
- Wind energy technology has not improved in recent years.
- Small-scale hydro systems have no environmental impacts.
3. Yes/No/Not Given
- Governments are investing in renewable energy to combat climate change.
- The development of renewable energy technologies is unnecessary for sustainability.
- Geothermal energy is not considered a reliable power source.
4. Matching Information
- Match the following technologies to their specific advancements: a) Solar energy
b) Wind energy
c) Hydroelectric power
d) Geothermal energy
5. Matching Headings
- Choose the appropriate heading for each paragraph: a) Advancements in Wind Energy
b) The Importance of Renewable Energy
c) Challenges in Renewable Energy Development
6. Matching Sentence Endings
- The initial costs of renewable energy technology can be:
A) higher than fossil fuels.
B) offset by government subsidies.
C) competitive with traditional energy sources.
7. Sentence Completion
- The efficiency of modern solar panels has increased to over ______%.
- Larger wind turbines are able to capture wind energy at ______ speeds.
8. Summary Completion
- The passage discusses the advancements in renewable energy technology, particularly focusing on ______, wind, hydroelectric, and geothermal power.
9. Diagram Label Completion
- Complete the labels for the diagram of a wind turbine showing parts such as ______ and ______.
10. Short Answer Questions
- What are two renewable energy sources mentioned in the passage?
- What technology helps integrate solar energy into existing power grids?
11. Table/Flowchart/Note Completion
Complete the table showing the renewable energy technologies and their key advancements based on the information provided in the passage:
| Technology | Key Advancement |
|---|---|
| Increased efficiency of photovoltaic cells, capable of converting over 20% of sunlight into electricity. | |
| Construction of larger turbines that capture wind energy at lower speeds and the rise of offshore wind farms. | |
| Enhanced efficiency of existing dams and development of small-scale hydro systems. | |
| Improvements in drilling techniques and heat extraction methods for better harnessing. |
Đáp án
1. Multiple Choice
- B) Increased efficiency of photovoltaic cells
- B) Utilize stronger and more consistent winds
2. True/False/Not Given
- True
- False
- False
3. Yes/No/Not Given
- Yes
- No
- No
4. Matching Information
- a) Solar energy – Increased efficiency of photovoltaic cells
- b) Wind energy – Construction of larger, more efficient wind turbines
- c) Hydroelectric power – Enhancements in efficiency of existing dams
- d) Geothermal energy – Improvements in drilling techniques and heat extraction methods
5. Matching Headings
- a) Advancements in Wind Energy – Paragraph discussing wind energy advancements
- b) The Importance of Renewable Energy – Paragraph discussing the significance of renewable energy
- c) Challenges in Renewable Energy Development – Paragraph addressing the challenges faced by the sector
6. Matching Sentence Endings
- A) higher than fossil fuels.
7. Sentence Completion
- The efficiency of modern solar panels has increased to over 20%.
- Larger wind turbines are able to capture wind energy at lower speeds.
8. Summary Completion
- The passage discusses the advancements in renewable energy technology, particularly focusing on solar energy, wind, hydroelectric, and geothermal power.
9. Diagram Label Completion
- Complete the labels for the diagram of a wind turbine showing parts such as blades and nacelle.
10. Short Answer Questions
- What are two renewable energy sources mentioned in the passage?
- Solar energy and wind energy.
- What technology helps integrate solar energy into existing power grids?
- Smart grid technology.
11. Table/Flowchart/Note Completion
| Technology | Key Advancement |
|---|---|
| Solar Energy | Increased efficiency of photovoltaic cells, capable of converting over 20% of sunlight into electricity. |
| Wind Energy | Construction of larger turbines that capture wind energy at lower speeds and the rise of offshore wind farms. |
| Hydroelectric Power | Enhanced efficiency of existing dams and development of small-scale hydro systems. |
| Geothermal Energy | Improvements in drilling techniques and heat extraction methods for better harnessing. |
