Greenwash

The greenwashing files

  • Which? investigates green and environmental claims
  • What greenwashing is - and who's at it
  • How to complain about greenwash
  • Send us your examples and experiences of greenwash

Which? Archive

This article, The greenwashing files, was last updated on 28 April 2010 and is now out of date and held in our online archive for reference. Explore our latest Home & garden articles.

What's in this guide

What is greenwash?

We identify the 10 sins of greenwash - and what to do if you think you're being greenwashed.

Greenwashing cases

Greenwash in action: we look at some benchmark greenwash ASA cases and their outcomes.

Green cleaning products

Which? investigates whether claims on 'green' cleaning products stand up.

Green gardening products

What do green claims made on gardening products mean? And is misleading green marketing an issue?

How fuel efficient are eco cars?

Eco cars: are eco cars as fuel-efficient as they say? The Which? cars team investigates.

Email us your greenwash examples

Get in touch with Which? with your examples of greenwashing or suspicious green claims.

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