Unicef warned ahead of a summit introducing new Government legislation, that while the rate of female genital mutilation and child marriage has fallen over the past three decades, population increase in developing nations alone could reverse this trend if "intensive action" is not introduced.
The numbers tell us we must accelerate our efforts. And let's not forget that these numbers represent real lives.
While these are problems of a global scale, the solutions must be local, driven by communities, families and girls themselves to change mindsets and break the cycles that perpetuate FGM and child marriage. We can't let the staggering numbers numb us - they must compel us to act.
More top news
Prince Harry will launch the countdown to the 2017 Invictus Games in Canada - as he gears up for the this year's event in Florida.
The government has announced plans to ensure staff receive tips left by customers in bars and restaurants.
Tens of thousands are having do not resuscitate orders imposed without families' consent, according to the Royal College of Physicians.