of ecosystems to deliver services can be assessed by a variety of qualitative. and quantitative methods. An assessment of the condition of ecosystems, the provision of services, and. their relation to human well-being requires an integrated approach.
First proof of an human infected by HIV : 1959 Leopoldville, Congo. EVIDENCE FOR HUMAN INFECTION WITH AN HTLV III/LAV-LIKE VIRUS IN CENTRAL AFRICA, 1959 (Lancet-1986) (HTLVIII/LAV-like virus is the old name for HIV: HTLV-III) Genetic studies about HIV now estimates that HIV-1 appears on humans in Africa, probably few years before 1959.
1 A San Francisco prostitute gives birth to the first of three children who were later diagnosed with AIDS. 2  The children's blood was tested after their deaths and revealed an HIV infection. 3  The mother died of AIDS in May 1987. July 27, The term AIDS (acquired immune deficiency syndrome) is proposed at a meeting in Washington of gay-community leaders, federal bureaucrats and the CDC to replace GRID (gay-related immune deficiency) as evidence showed it was not gay specific. 2  Summer, First known case in Italy.