Explanation:

Some important reports:
1.    Our common future – UN World Commission on Environment and Development
2.    Copenhagen Diagnosis – 26 scientists from 8 countries.
3.    Forest Principles – UN Conference on Environment and Development or UNCED
4.    Global Environment Outlook – UN Environment Programme
5.    Assessment Reports, Synthesis Reports and Special Reports – IPCC
a.    Assessment Report 1 – 1990
b.    Assessment Report 2 – 1995
c.    Assessment Report 3 – 2001
d.    Assessment Report 4 – 2007
e.    Assessment Report 5 – 2014
6.    Living Planet Report – WWF (biannual)
7.    World’s 25 most endangered primates - IUCN