text: (b) The amount of $121,566 shown on statement IX represents the balance due to UNEP for institutional support and programme support in respect of the Plan of Action to Combat Desertification in the Sudano-Sahelian region. The status of aontributions received and expenditure incurred as at 31 Deaember 1969 is as followa: aatanoe a8 at 1 January 1989 Contribution received in 1989 From UNEP From UNDP Bxpenditure incurred in 1989 By UNEP By UNDP Balance due to UNEP as at 31 Deoember 1989 Institutional suuport 70 622 794 817 159 39Q 953 (477 159) (477189) w!aa318) Programme moort !57019) 500 000 757 437 937 (437 757) I-) a!LEu) 5 224 s3 69Q 1 022 794 914 916 1 937 714 (914 916) (914) 01 829 832) The UNDP aharr of the joint-venture expenditure on programme support is included in the expenditure total shown in sohedule 6 for UNDP core activities. (a) The amount of $522,407 shown on statement IX as extrabudgekary account for support coats reprorents the unspent balance as at 31 December 1989 of amounts rrooived from non-core activities. The 8tatua of this account is as follows: Bala&we as at 1 January 1989 Amount ohargod to sub-trust funds during the year Intoroat ixaome from aoat-sharing reaourcoa Amount tranaforred from management services Amount truaaferrrd from UNSO general roaource8 AfWMt8 utiliao& during the year Bahnco as at 31 Docember 1989 United States dollars 609 528 85 412 105 727 49 118 60 OOQ 929 785 (401378) sL4Qz -175- Note 22. e praaremme (a) At its thirty-fifth eeeeion, by decision 88138, the Governing Council deaided that projeot budgets would be charged an assess& amount to cover serving volunteers’ 8rtern.A aosts that cennot be met from the Special Voluntary Fund. Buring the current year, amounts totalling $3,607,667 were credited to income of 
analysis: This text appears to be related to international cooperation and funding for environmental projects, specifically combating desertification in the Sudano-Sahelian region. The text mentions institutions such as UNEP and UNDP, which are United Nations organizations focused on environmental protection and sustainable development. The language used is technical and formal, suggesting a formal agreement or report. Given these factors, it is likely that the text falls under the category of natural resources and environment.