We depend on people like you who care deeply about our natural environment. 

Your support enables us to continue our campaigning, lobbying, education and research, and to move population up the agenda. 

Our vision is of a future with decent living standards for all, a healthy and biodiverse environment, and a stable and sustainable population size.

Become a member

Join us today from only £2.50 per month and be part of the growing movement demanding urgent action on population. Becoming a member is the most effective way for you to support us.

Your regular contribution helps us plan our campaigns in the long-term. Members receive a welcome pack, periodicals, merchandise, and invitations to volunteering, group activities and our annual conference.

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Why donate?

  • Population numbers affect everyone’s well-being, other species and humanity’s future. 
  • We promote smaller families at home and abroad.
  • We publish research reports on the links between population numbers and resource security.
  • We develop materials on population and sustainability for teachers and others.
  • We lobby governments and international institutions by attending events and responding to consultations. We staff stalls, speak at fringe meetings and provide briefings.
  • We ask civil society to recognize that population size matters to the causes they promote.
  • We form local groups to raise awareness of population and sustainability, and support them with advice and materials.

Donate once

If you do not wish to become a member yet, please consider making a one-off donation.

A donation of any amount helps further our work.

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Other ways to give

Leave a gift in your will or fundraise for us - there are many other ways in which you can donate to our campaigns.