Deforestation and timber production in Congo after implementation of sustainable forest management policy

2016 ◽  
Vol 52 ◽  
pp. 15-22 ◽  
Author(s):  
Jodi S. Brandt ◽  
Christoph Nolte ◽  
Arun Agrawal
2015 ◽  
Vol 45 (5) ◽  
pp. 515-528 ◽  
Author(s):  
Robert Jobidon ◽  
Yves Bergeron ◽  
André Robitaille ◽  
Frédéric Raulier ◽  
Sylvie Gauthier ◽  
...  

The boreal forest ecosystem is one of the largest frontier forests of the world, providing many ecological services to society. Boreal forests are also economically important, but forest harvesting and management become increasingly difficult when one moves from south to north in boreal environments. An approach was thus developed to assess the suitability of land units for timber production in a sustainable forest management (SFM) context in the northern boreal forest of Quebec (Canada). This area includes all of Quebec’s spruce – feather moss bioclimatic domain (closed forest), as well as the southern portion of the spruce–lichen bioclimatic domain (open woodland). Four criteria specific to the biophysical aspects of SFM were evaluated in 1114 land districts: physical environment, timber production capacity, forest vulnerability to fire (e.g., probability that it reaches maturity), and conservation of biodiversity. Indicators and acceptability cutoff values were determined for each selected criterion, and a sequential analysis was developed to evaluate if a land district has the potential to be sustainably managed. This analytical process led to the classification of land districts into three categories: slightly sensitive (SFM possible); moderately sensitive (SFM possible under certain conditions); and highly sensitive (SFM not possible). The results show that 354 land districts were highly sensitive, 62 due to physical constraints (7.5% of the area), 130 due to insufficient potential productivity (15.4% of the area), 92 due to insufficient potential productivity to account for the fire risk (13.8% of the area), and 70 due to an insufficient proportion of tall and dense forest habitats (7.7% of the area — biodiversity criterion). This work provides scientific background to proposing a northern limit for forest management activities in Quebec. The developed approach could be useful in other jurisdictions to address similar issues.


AMBIO ◽  
2013 ◽  
Vol 42 (2) ◽  
pp. 160-173 ◽  
Author(s):  
Marine Elbakidze ◽  
Kjell Andersson ◽  
Per Angelstam ◽  
Glen W. Armstrong ◽  
Robert Axelsson ◽  
...  

2017 ◽  
Vol 47 (12) ◽  
pp. 1567-1576 ◽  
Author(s):  
Tim B. Williamson ◽  
Harry W. Nelson

Forests are sensitive to the effects of climate change and play a significant role in carbon cycles. This duality has important implications for forest management in terms of requirements for enhanced and integrated adaptation and mitigation interventions. Two ideal conceptual level changes could provide the means for implementation. First, the incorporation of climate change considerations into definitions of sustainable forest management (SFM) would provide mandates for enhanced approaches. Second, the mainstreaming of enhanced SFM would facilitate implementation. There are, however, factors that may impede implementation. Identifying and evaluating these factors informs our understanding of requirements for adaptation and mitigation mainstreaming. This study reviews, organizes, and interprets the literature for the purposes of identifying and evaluating potential impediments. Harmonization barriers pertain to differences between adaptation and mitigation in pre-existing frames and beliefs. Enabling barriers are psychological and institutional in nature. Implementation barriers include capacity deficits (e.g., funding limits, science and knowledge deficits regarding benefits, trade-offs, and synergies between adaptation and mitigation) and governance issues. Barriers are interrelated, dynamic, and subjective. Addressing barriers requires a holistic approach that recognizes the complex and dynamic nature of forest management policy change processes.


2016 ◽  
Vol 6 (2) ◽  
pp. 96
Author(s):  
Pudji Muljono

The article describes about cerlification programme for sustainable forest management. Concern for forest problems has increased dramatically over last decade. Sustainable forest management is an inherent aim of certification. It is the ultimate goal to which certified forest should aspire, but such a goal is reached only through a period of transition, during which management standards are progressively established and fine-tuned. The explicit aim of certification is to improve the quality of forest management so as to reach this goal. The aim of certification systems is to make timber production more ecologically and socially responsible and economically viable by grading sources so that consumers can choose on these grounds. The argument is that environmentally aware consumers will be prepared to pay more for products if they know where these come from and how they have been produced. Higher prices will motivate timber companies to implement sustainable forest management principles. There are certain general principles of sustainability which have been agreed, these include emvironmental sustainability social sustainability and economic sustainability. This article describes focus on certification in context, certification in practice, views on certification, overall trends in the certification debate, the sticky issues differing views that need resolving, and the forest certification programme in lndonesia.


Forests ◽  
2020 ◽  
Vol 11 (3) ◽  
pp. 256 ◽  
Author(s):  
Sebastian Gräfe ◽  
Claus-Martin Eckelmann ◽  
Maureen Playfair ◽  
Mike P. Oatham ◽  
Ramon Pacheco ◽  
...  

Despite the widespread use and strong promotion of the sustainable forest management approach, there are still uncertainties about the actual contribution of current forest management practices to sustainability. We studied the problem of sustainable timber production in four tropical countries (Belize, Guyana, Suriname, and Trinidad and Tobago). Data assessed on experimental plots covering 10 km2 were used to compare management practices of four forest tenure types that commonly exist in the study countries: large scale concessions (LSC), private forests (PR), periodic block system forests (PBS), and community managed forests (CM). As an indicator of sustainable timber production, we calculated the recovery times expected under the initial condition of the stands and compared them with currently practiced cutting cycles. Three growth scenarios were simulated using diameter growth rates (1.6/2.7/4.5 mm year−1) from empirical data from studies in the region. Initial volumes were determined for all commercial trees as well as for commercial trees with a DBH-threshold ≥45 cm. Highest initial volumes were found in LSC and PBS managed forests. Lowest volumes were found in CM and PR forests. Assuming the lowest growth rate for all commercial trees, none of the stands studied reached the initial pre-harvest volumes within the currently practiced cutting cycles. Assuming the highest growth rate for all trees, LSC, PBS, and PR forests reach the initial pre-harvest volume. Looking at the subset of commercial trees with a DBH ≥45 cm, all stands will reach the initial volume within 30 years only if the highest growth rate is assumed. We show that general harvest codes do not guarantee sustainable forest management in the tropics. Local stand conditions must always be one of the guiding principles of sustainable timber utilization. Applying the rigid rules, which do not take into account the current conditions of the stands, entails long-term risk of forest degradation.


1997 ◽  
Vol 73 (5) ◽  
pp. 578-585 ◽  
Author(s):  
David G. Brand

Forest management policy in New South Wales, Australia, has been dramatically changing during the past two decades in response to public controversy and widening expectations of the values that the forest should provide to society. The nature of NSW forest management today is a reflection of the unique Australian forest ecology, the nature of the forest sector, and the emergence of conflict and polarized views on forest management in the past two decades. Recent efforts have made progress in resolving the forest debate. The key elements have included an expanded protected areas reserve system, expanded reliance on plantation forests for wood supply, increased wood security for native forest industries in return for a commitment to value-adding and the implementation of an ecologically sustainable forest management framework. Like other Australian States, NSW is currently negotiating Regional Forest Agreements with the Commonwealth Government that will set the stage for future directions in forest management. Key words: forest policy, Australia, New South Wales forest management


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