Which of the following statements are CORRECT with respect to Millenium Ecosystem Assessment? I) the report was authored by over 1300 international experts and was intended to provide scientific guidance for the sustainable use of ecosystem services ii) report concludes that humane degradation of ecosystems has grown rapidly in the last 50 years iii) reports suggests that humans have experienced gains in well being while degrading natural ecosystems iv) report indicates that the substantial loss of biodiversity occurring as a result of human degradation of ecosystems is largely irreversible.