It took hundreds of thousands of years for the world population to grow to 1 billion – then in just another 200 years or so, it grew sevenfold. In 2011, the global population reached the 7 billion mark, and today, it stands at about 7.6 billion. This dramatic growth has been driven largely by increasing numbers of people surviving to reproductive age, and has been accompanied by major changes in fertility rates, increasing urbanization and accelerating migration. These trends will have far-reaching implications for generations to come. UNFPA helps countries identify and understand such trends, which are critical to development. UNFPA is one of the world’s largest funders of population data collection. UNFPA also advises countries that the best way to ensure sustainable development is to deliver a world where every pregnancy is wanted, every birth is safe, and every young person's potential is fulfilled. Read more