This paper reviews some of the most intriguing results and questions related to Lagrangean
relaxation. It recalls essential properties of the Lagrangean relaxation and of the …

Forestry has contributed many problems to the Operations Research (OR) community. At the
same time, OR has developed many models and solution methods for use in forestry. In this …

Abstract Over the years, Operational Research (OR) has been used extensively to support
the forest products industry and public forestry organizations (eg, governments …

Operations research (OR) has helped people to understand and manage agricultural and
forestry resources during the last 40 years. We analyzed its use to assess the past …

The role of digital technologies for fostering sustainability and efficiency in forest-based
supply chains is well acknowledged and motivated several studies in the scope of precision …

Operations research is becoming increasingly prevalent in the natural resource sector,
specifically in agriculture, fisheries, forestry and mining. While there are similar research …

We study a hybrid transportation system referred to as mobility allowance shuttle transit
(MAST) where vehicles may deviate from a fixed path consisting of a few mandatory …

The Chilean forestry sector is composed of private firms that combine large timber-land
holdings of mostly pine plantations and some eucalyptus with sawmills and pulp plants …

We consider the important problem of medium term forest planning with an integrated
approach considering both harvesting and road construction decisions in the presence of …

Improving productivity in forest logging operations while reducing negative impact on soil
and streams has gained increasing attention. Positioning primary extraction routes is crucial …