As 2011 begins, experts are predicting that Earth will reach a population of 7 billion sometime this year. National Geographic has a great new video explaining what that number – 7 billion – means.
How many people in the world today? There are 6,890,843,863 on Earth at 22:48 UTC Jan 01, 2011, according to a U.S. Census Bureau estimate. Want to watch the population creeping up throughout 2011? Bookmark the U.S. and World pop clocks.
If the the NatGeo video scares you, here is the antidote: Hans Rosling, global statistics expert, on numbers and hope
Deborah Byrd created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Today, she serves as Editor-in-Chief of this website. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named 3505 Byrd in her honor. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.