Definition

1. Noun:
   • Energy derived from sources that do not use up natural resources or harm the environment: This term refers to power generated from renewable, sustainable sources as a substitute for traditional fossil fuels like coal, oil, and natural gas.

Usage

• The term "alternative energy" is used as a non-count noun to describe the general concept or sector. It is often discussed in contexts of environmental policy, technology, and sustainability.
• It is typically modified by adjectives specifying the type (e.g., ) but the core term itself refers to the collective category.

Examples

• Noun:
  • The government is investing heavily in alternative energy to reduce carbon emissions.
  • Solar and wind power are prominent forms of alternative energy.
  • A shift to alternative energy is crucial for combating climate change.

Advanced Usage

• "alternative energy sources": A common collocation specifying the different origins of this energy.
  • Geothermal and hydroelectric are important alternative energy sources.
• "alternative energy sector/industry": Refers to the business and technological field dedicated to these energy types.
  • He works in the alternative energy sector.

Variants and Related Words

• Renewable energy (n): A closely related term often used synonymously, emphasizing sources that are naturally replenished.
• Green energy (n): Emphasizes the environmental benefits and low pollution.
• Sustainable energy (n): Highlights the ability to meet current needs without compromising the future.

Synonyms

• Clean energy: Energy with minimal pollution or environmental impact.
• Non-conventional energy: Energy from sources other than the conventional fossil fuels.

Related Phrases

• Alternative energy technology: The devices and methods used to harness this energy.
  • Advances in alternative energy technology are making solar panels more efficient.
• Alternative energy solutions: Specific applications or systems that provide this type of energy.
  • The company provides alternative energy solutions for rural communities.

Noun

1. energy derived from sources that do not use up natural resources or harm the environment