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Estimated population of Orangutan
Borneo
Year:
1900: 230000
1930: 203000
1996: 23000
1998: 15000
Sumatra
Year:
1900: 85000
1930: 69000
1996: 12000
1998: 12000
TOTAL:
Orangutan’s population - 1900
= Borneo + Sumatra
= 230000 + 85000
= 315000
Orangutan’s population - 1930
= Borneo + Sumatra
= 203000 + 69000
= 272000
Orangutan’s population - 1996
= Borneo + Sumatra
= 23000 + 12000
= 35000
Orangutan’s population - 1998
= Borneo + Sumatra
= 15000 + 12000
= 27000
Orangutan's population in decreasing order
------------------->
1900, 1930, 1996, 1998
"HEY!!! HELP THEM! Give them a life... They are decreasing in number. Don't let our future generation didn't have the chance to see lively Pongo Phygmaeus and Pongo Albelii because of us. So stop chopping down those trees and give orangutans the chances to life!! Save orangutans!"
Thanks to : earthsbirthday

pls update your population decrease graph. other than that fantastic job! thank you
ReplyDeleteUpdate graph
ReplyDeletewe are not in the 1900s anymore