CEFR B2

nonrenewable

adjective

Meaning

Of a natural resource or source of energy, not able to be replaced or replenished naturally at a rate comparable to its consumption.

Examples

  • Fossil fuels like petroleum and natural gas are considered nonrenewable resources.
  • The world's reliance on nonrenewable energy sources contributes to environmental concerns.

Synonyms: finite, exhaustible, unsustainable