The day was suggested by Dr. K.C.Zachariah in which population reached five billion when he worked as Sr Demographer atWorld Bank.[4] While press interest and general awareness in the global population surges at the increments of whole billions of people, the world population increases by 100 million approximately every 14 months. The world population was estimated at 7,400,000,000 on February 6, 2016 and reached 7,500,000,000 on April 24, 2017. The world population hit 7,700,000,000 in 2019.[5]
In November 2020,UNFPA, together with the governments ofKenya andDenmark, convened a high-level conference inNairobi to accelerate efforts to achieve these unmet goals. On World Population Day, advocates from around the world call on leaders, policymakers, grassroots organizers, institutions and others to help makereproductive health andrights a reality for all.[6] Recently, the global population passed 8 billion on November 15, 2022.