clean energy — eco-friendly power
collocationB1IELTS 5+neutralcommon
Energy that is produced in ways that do not harm the environment, such as from the sun, wind, or water, and does not create pollution.
Say it like a native
Textbook Energy derived from environmentally non-detrimental renewable sources.
Native We're switching to clean energy.
'Environmentally non-detrimental renewable sources' is a mouthful; 'clean energy' is the normal term.
Pattern: clean energy (noun, uncountable)
In use
- Many countries are investing in clean energy to reduce air pollution.environment
- In my opinion, governments should encourage the use of clean energy to fight climate change.IELTS speaking
Common mistake
✗ Solar is a clean energy.
✓ Solar is a clean energy source. / Solar is clean energy.
'Clean energy' is usually uncountable; say 'a clean energy source'.
Common collocations
clean energy— source, switch to, renewable, invest in
Don't confuse it
Contrast with 'fossil fuels', which are traditional energy sources like coal or oil that pollute the environment.