Sustainable harvesting of tropical rainforests: Reply to Keto, Scott and Olsen
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: Sustainable harvesting of tropical rainforests: Reply to Keto, Scott and Olsen
Abstract : This paper ref utes the Keto et al.propos t on that the Queensland select on logg ng s ystem s ne ther ecolog cally nor econom cally susta nable. The key requ rements of th s system are: (1) that logg ng gu del nes are sympathet c to the s lv cultural cha racter st cs of the f orest, ensur ng adequate regen erat on of commerc al spec es and d scourag ng nvas on by weeds; (2) tree-mark ng by tra ned staf f specf es trees to be reta ned, trees to be removed and the d rect on of f ell ng to ensure m n mal damage to the res d ual stand; (3)logg ng equ pment s appropr ate and dr ven by tra ned operators to ensure m n mal damage and so l d sturbance, compact on and eros on; (4 )prescr pt ons ensure that adequate stream buf f ers a nd steep slopes are excluded f rom logg ng; (5) suf f c ent ar eas f or sc entf c ref erence, f eature protect on an d recreat on are dentf ed and excluded f rom logg ng ; and (6) that def c enc es n an evolv ng system a re recogn zed and remed ed, lead ng to an mproved sys tem. Many stud es of the ef f ects of logg ng n thes e f orests have been publ shed and collect vely prov d e a un que demonstrat on of one poss ble approach t o susta nable t mber harvest ng. Keywords:trop cal ra nf orest, susta nab l ty, Queensland, Au stral a. 1. Introdu ction We are all concerned at the rate and extent of trop cal def orestat on and degradat on of f orested land s. However, the presentat on by Keto et al. (1990)may do l ttle to allev ate the problem. There are nd cat ons that, w th appropr ate management, susta nable t mb er harvest ng can be ach eved w th m n mal env ronmental mpact (e.g. Jonkers and Schm dt, 1984 ; Dawk ns, 1988). To try to conv nce trop cal t mber producers otherw se s to nv te the broadscale c...
: Environmental studies
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