On 18 October 2013, filmmaker Jonathan Stack and urologist Dr. Doug Stein launched the first ever World Vasectomy Day. This week, they are celebrating the 8th annual event with close to 1,000 participating physicians in 30 countries committed to doing 10,000 vasectomies – WVD is now the largest male-oriented family planning event in history. Jonathan reveals what motivates them and recounts their inspiring journey so far.

World Vasectomy Day is an annual celebration of the men who choose a vasectomy to help share the burden of contraception and responsible family planning. We gathered testimonies from men across the world about their personal experiences of getting "the snip". 

How does population growth affect climate change? For this week's London Climate Action Week, PM Board Member and Director of Flight Free UK, Anna Hughes, reflects on her decision not to have children to reduce her carbon footprint.

There is now a whole buffet of female contraceptive methods on the market, yet there remain only two options for men: condoms and vasectomy. Why is this? Population Matters Senior Communications Officer Olivia Nater investigates.

David Attenborough's 'A Life On Our Planet' highlights the rampant destruction of nature caused by human population growth and unsustainable consumption, as well as the positive and urgently needed actions we must take to save our one and only planet. Population Matters Director Robin Maynard reviews the film.

The theme of this year's UK Sexual Health Week is relationships and sex education. In this guest blog post, Dr. Rebecca Foljambe, founder of RSE charity and Empower to Plan partner You Before Two, reflects on a discussion with some of her young students. 

Today is Earth Overshoot Day, the day on which humanity has used up all the natural resources that the Earth can produce within a year. This means that from tomorrow, we are effectively in ecological overshoot, leading to resource depletion and destruction of nature. Population Matters Senior Communications Officer Olivia Nater explains how empowering people to choose a small family size helps us live within our planetary boundaries.

With the United Kingdom already considered one of the most nature-depleted countries in the world, unabated population growth poses a real threat to remaining ecosystems and human health and wellbeing. Population Matters Director Robin Maynard takes a look at a UK politician’s new proposal to set up a governmental body tasked with monitoring national population trends and developing policy recommendations. 

To mark this year’s International Childfree Day, we have selected some of our favourite testimonials from Population Matters supporters who have made the choice to live their lives without having children.