Accessibility on site

This statement applies to content published on It does not apply to content on, and any other links to external websites on this site.

We want as many people as possible to be able to use this website. For example, that means you should be able to:

  • Navigate most of the website using just a keyboard
  • Listen to most of the website using a screen reader (including JAWS, NVDA and VoiceOver).
  • Resize to the size of your window, and display a readable text size whichever device you are using
  • Zoom in up to 175% without the text spilling off the screen

AbilityNet has advice on making your device easier to use if you have a disability.

How accessible the website is

Parts of this website are not fully accessible. For example:

  • This is an archive website and it is no longer regularly maintained and therefore, it may have not been updated with the most up-to-date accessibility advice.
  • Some pages and document attachments may not be clearly written
  • Some pages may have poor colour contrast
  • Some heading elements may not consistent
  • Some images may not have good alternative text
  • Some error messages may not be clearly associated with form controls
  • Many older documents in PDF format may not be fully accessible
  • Some links may be broken as the original articles, websites, documents, etc. may no longer be available.

What we do about known issues

We work to achieve and maintain WCAG 2.1 AA standards, but it is not always possible for all our content to be accessible. is mainly an archive website hosting data of our project for years 2014 to 2017. Where content is not accessible, we will state a reason, warn users and offer alternatives.

Technical information about this website’s accessibility

The research team that created the is committed to making its website accessible in accordance with the Public Sector Bodies (Websites and Mobile Applications) (No. 2) Accessibility Regulations 2018.

This website is partially compliant with the Web Content Accessibility Guidelines version 2.1 AA standard, due to the known issues listed below.

Non accessible content

The content that is not accessible is outlined below with details of:

  • Most pages fail colour contrast standards
  • Website has missing text alternatives (‘alt text’) for non-text content
  • There are no transcripts for audio and video
  • There are no captions for videos
  • Not all pages can be navigated and read by a screen reader nor keyboard.

Some documents and content are exempt from the regulations (such as live video content and PDFs or other documents published before 23 September 2018 if they’re not essential to providing our services), so we do not currently have any plans to make them accessible. But if you need to access information in one of these document types, you can contact us and ask for an alternative format.

Disproportionate burden


Reporting accessibility issues

If you need information on this website in a different format like accessible PDF, large print, easy read, audio recording or braille or if you find any accessibility issues not listed on this page then please contact  or

Another option is to contact the general enquiries contact e-mail of the administrative team of the Centre for Environmental Policy at Imperial College London.

As this website is for archive purposes only, a member of our team will get back to you at the earliest opportunity.

Enforcement procedure

The Equality and Human Rights Commission (EHRC) is responsible for enforcing the Public Sector Bodies (Websites and Mobile Applications) (No. 2) Accessibility Regulations 2018 (the ‘accessibility regulations’). If you’re not happy with how we respond to your complaint, contact the Equality Advisory and Support Service (EASS).

How we test this website

This website was last tested for accessibility compliance on 25/11/2020, and these tests have been carried out internally.

We used the Accessibility Insights for Web extension on Google chrome when deciding on a sample of pages to test.

Last updated

This statement was prepared on 16th November 2020. It was last updated on 25th November 2020.