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Contradictory hydrological impacts of afforestation in the humid tropics evidenced by long-term field monitoring and simulation modelling

Journal Articles & Books
december, 2016
Vietnam
Laos
Asia

The humid tropics are exposed to an unprecedented modernisation of agriculture involving rapid and mixed land-use changes with contrasted environmental impacts. Afforestation is often mentioned as an unambiguous solution for restoring ecosystem services and enhancing biodiversity. One consequence of afforestation is the alteration of streamflow variability which controls habitats, water resources, and flood risks. We demonstrate that afforestation by tree planting or by natural forest regeneration can induce opposite hydrological changes.

Analysis of purposes of use of real property in municipalities of Latvia

Conference Papers & Reports
december, 2016
Latvia

One of the cornerstones of sustainable use of land resources is the use of land resources for the identified needs. In every country it is needed to list the land according to the type of land use. Such function of land classification in Latvia is maintained by the classification of purpose of real property use. In a certain period of time needs of the specific purposes for which the land resources are used are changing, so the aim of this study is to research changes of areas of purpose of real property use in municipalities of Latvia.

Taxation of agricultural and forest land: comparative perspective and practice in Serbia

Journal Articles & Books
december, 2016
Serbia

This paper discusses contradiction between theoretical preferences for using land as an object of taxation and modest revenues collected through property taxes imposed on agricultural and forest land. The paper starts with a summary of specificities of the land as an object of the property tax; then, classical economists’ preferences for the wide use of the land tax are confronted with the comparative research finding numerous examples of exemptions and favorable treatment enjoyed by agricultural and forest land.

Climate change and the scope for global greenhouse gas reductions.CAB Reviews

Journal Articles & Books
december, 2016

This article reviews, from a socio-economic perspective, the current state of knowledge and controversies around the causes and consequences of global climate change. It considers the prospects for reducing global emissions of greenhouse gases (GHGs) which, according to the scientific consensus, are the key anthropogenic drivers of climate change. The focus is on two major areas of economic activity, the agriculture, forestry and other land use sector and the energy sector, which together account for around 60% of global GHG emissions.

Household opportunity costs of protecting and developing forest lands in Son La and Hoa Binh Provinces, Vietnam

Journal Articles & Books
december, 2016
Vietnam

Vietnam has pilot-tested a payment for forest environmental services (PFES) program in an effort to restore and protect forest areas, some of which have been severely degraded by the excessive cutting of trees by small-scale farmers planting annual crops on steep, sloping lands. The pilot program implemented in southern Vietnam seems to be successful, yet the program in northern Vietnam has not produced the desired rates of planting and maintaining forest areas.

Land-use change modelling in the Upper Blue Nile Basin

Journal Articles & Books
december, 2016

Land-use and land-cover changes are driving unprecedented changes in ecosystems and environmental processes at different scales. This study was aimed at identifying the potential land-use drivers in the Jedeb catchment of the Abbay basin by combining statistical analysis, field investigation and remote sensing. To do so, a land-use change model was calibrated and evaluated using the SITE (SImulation of Terrestrial Environment) modelling framework.

Trees outside forests in agricultural landscapes: spatial distribution and impact on habitat connectivity for forest organisms

Journal Articles & Books
december, 2016

Context: Various species of forest trees are commonly used for ornamental purposes and are therefore frequently found in nonforest ecosystems. They constitute an important component of the so-called trees outside forests (TOF).