population control.

While carbon trading will no doubt play a key role in curbing emissions, environmental scientists say the politically sensitive issue of population growth also needs to be given more consideration in the climate change debate.Now a radical proposal to reduce population growth has been published in the Medical Journal of Australia - a carbon tax on babies.
http://www.redicecreations.com/article.php?id=2443
Dr Walters says every family choosing to have more than a defined number of children should be charged a carbon tax. He goes on to argue that those purchasing condoms or undergoing sterilisation procedures should be awarded carbon credits.