</ref> || <center>350</center> || <center>387</center> || style="background:#ffaaaa;"| <center>כן</center> || <center>280</center> || <center>{{הערה|שם=Allen2009|Myles Allen (2009), "[http://www.nature.com/climate/2009/0910/full/climate.2009.95.html Planetary boundaries: Tangible targets are critical (commentary)] ", Nature Reports Climate Change (910): 114, doi:10.1038/climate.2009.95}} | </ref> || <center>350</center> || <center>387</center> || style="background:#ffaaaa;"| <center>כן</center> || <center>280</center> || <center>{{הערה|שם=Allen2009|Myles Allen (2009), "[http://www.nature.com/climate/2009/0910/full/climate.2009.95.html Planetary boundaries: Tangible targets are critical (commentary)] ", Nature Reports Climate Change (910): 114, doi:10.1038/climate.2009.95}} |