Редактирование: Life extension and overpopulation risk (раздел)

== Risk advocacy ==
Bioethicist [[Leon Kass]] is especially critical of such technologies, arguing life extension is [[deathism|unnatural]] and therefore undesirable.<ref>[https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1369280/ Death as an unnatural process]</ref><ref>[http://www.iescience.org/?p=170 The role of aging in society]</ref> David Attenborough has referred to humans as as 'plague on the earth' due to their environmental impact.<ref>[http://www.telegraph.co.uk/news/earth/earthnews/9815862/Humans-are-plague-on-Earth-Attenborough.html David Attenborough - Humans are plague on Earth]</ref> Some has advocated overpopulation leading to warfare, but this hypothesis has been discredited.<ref>https://web.archive.org/web/20160603173842/http://cliodynamics.ru/index.php?option=com_content&task=view&id=281&Itemid=1</ref>

Some transhumanists are concerned about the risks of overpopulation, such as when [[Zoltan Istvan]] wrote "It's time to consider restricting human breeding".<ref>[http://www.wired.co.uk/news/archive/2014-08/14/time-to-restrict-human-breeding It's time to consider restricting human breeding]</ref>

Some [[dark green]] environmentalists believe that a growing population is too high a risk for the environment.<ref>[http://churchandstate.org.uk/2012/11/why-overpopulation-is-bigger-threat-than-global-warming/ Why overpopulation is bigger threat than global warming]</ref>

Many are concerned about the birth rates amongst the religious, however this tends to more strongly correlated with education and other factors rather than religious beliefs.<ref>[https://www.ted.com/talks/hans_rosling_religions_and_babies Hans Rosling: Religions and babies]</ref>