Demographic trends: Earth’s population and its impact
By 2045, the world’s population is expected to reach 9 billion people and 7 billion by the end of 2011 (Kunzig, 2011).
Facts in 2011:
- 13% population with no clean drinking water
- 5% population consumes 23% world’s energy
- 38% population lack adequate sanitation
Data visualization regarding Earth’s population, its evolution in time and its impact is facilitated by the video below.
Source: National Geographic (2011)
The video compiled by National Geographic assesses the world through some metrics and their evolution in time:
- # Population: reaching 7 billion people in 2011, from 1 billion in 1800
- # Average life span: 69 years in 2010, compared to 53 in 1960
- % Population living in city to rural areas: >1 in 2008
- # Languages: 7000 in 2011
- # Countries: 194 in 2011
- # New born per second: 5 in 2011
- # Mega-cities (population >10 million): 21 in 2010, compared to 3 in 1975 (National Geographic, 2011)
With the worldwide population expected to exceed seven billion in 2011, National Geographic magazine presented in the January cover story 7 Billion, a broad overview of demographic trends and their impact on the Earth’s population.
References
- Kunzig, R. (2011), 7 Billion, available at: http://ngm.nationalgeographic.com/2011/01/seven-billion/kunzig-text/1 (accessed 8 January 2011)
- National Geographic (2011), 7 Billion, available at: http://video.nationalgeographic.com/video/player/specials/sitewide-redesign/ngm-7billion.html (accessed 8 January 2011)
Tags: KPI, KPI in Practice, Multimedia, National Geographic
