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Displaying 613 - 624 of 1465

Quantifying rural livelihood strategies in developing countries using an activity choice approach

Journal Articles & Books
Décembre, 2013
Népal
Bolivie
Mozambique

This article uses a quantitative activity choice approach, based on identification of activity variables and application of latent class cluster analysis, to identify five major rural livelihood strategies pursued by households (n= 576) in Bolivia, Nepal, and Mozambique. Income sources and welfare outcomes are compared across strategies and household differences in asset holdings are analyzed using multinomial logit regression.

Rights to Benefit from Forest? A Case Study of the Timber Harvest Quota System in Southwest China

Journal Articles & Books
Décembre, 2016
Chine

Although efforts in improving forest rights across developing countries are growing, de jure property rights and physical ownership of forests do not automatically enable farmers to obtain benefits from forests. Their access to forest benefits is limited by a range of legal and extralegal mechanisms.

Dynamic land use and land cover changes and their effect on forest resources in a coastal village of Matemwe, Zanzibar, Tanzania

Journal Articles & Books
Décembre, 2011
Tanzania

Recent land cover change estimates show overall decline of tropical forests at the regional and global scales caused by multiple social, cultural and economic factors. There is an overall concern on the prevailing land use practices, such as shifting cultivation and extraction of forest materials as agents of forests losses, but also new, emerging land uses are threatening tropical forests. Understanding of the long-term development and driving forces of forest changes are needed, especially at local levels where many decisions on forest policies and land uses are made.

Participatory GIS Approach for Assessing Land Suitability for Rainwater Harvesting in an Arid Rangeland Environment

Journal Articles & Books
Décembre, 2012
Jordanie
Afrique septentrionale

The dry rangelands of West Asia and North Africa are fragile and severely degraded due to low rainfall and mismanagement of natural resources. Rainwater harvesting (RWH) interventions are used to increase soil moisture content, vegetation cover, and productivity. However, adoption of rainwater harvesting by communities is slow. To understand adoption constraints and to develop options for sustainable integration of rainwater harvesting, a benchmark watershed was established in the dry rangelands of Jordan.

Changing Farmers' Land Management Practices in the Hills of Nepal

Journal Articles & Books
Décembre, 2001
Népal

This paper sheds light on changing farmers' land management practices in two mountain watersheds, with and without external assistance, in the western hills of Nepal. Information used in the analysis were obtained through a survey of 300 households, group discussion, key informant interviews, and field observation conducted during April–September 1999.

Conservation Practices for Climate Change Adaptation

Journal Articles & Books
Décembre, 2013
États-Unis d'Amérique

The threat of climate change is a great challenge to sustainable land management (USDA-NRCS, 2010a). Several publications have reported that over the last few decades, rainfall intensities have increased in many parts of the world, including in the United States. Without good, productive soils and the ecosystem services provided by them, the survival of our species will be in jeopardy. The future changes in climate that will drive erosion processes will significantly impact soil erosion rates, with higher projected erosion rates for the United States.

Land, power and peace: Tenure formalization, agricultural reform, and livelihood insecurity in rural Rwanda

Journal Articles & Books
Décembre, 2013
Rwanda

Land tenure and agricultural reforms are essential components of postwar development. The importance of land use and management systems to livelihood stability and economic growth is especially relevant in Rwanda, where eighty per cent of the population depends on subsistence agriculture in a rural system plagued by conflict over holdings and decreasing production.

Forest based biomass for energy in Uganda: Stakeholder dynamics in feedstock production

Journal Articles & Books
Décembre, 2013
Ouganda

Insufficient energy supply and low levels of development are closely linked. Both are major issues in Uganda where growing demand cannot be met by overstretched infrastructure and the majority still rely on traditional biomass use. Uganda's renewable energy policy focuses on decentralised sources including modern biomass. In this paper, stakeholder dynamics and potential socio-economic impacts of eight modern bioenergy feedstock production models in Uganda are considered, and key considerations for future planning provided.

Processing tomato water and nutrient integrated crop management: state of the art and future horizons

Journal Articles & Books
Décembre, 2003
États-Unis d'Amérique

Growing processing tomatoes represents one of the most intensive forms of land use in terms of water consumption and nutrient inputs. During the last decade in many European countries and in the United States, Integrated Crop Management guidelines have also been applied for fertilisation and reducing nitrogen inputs to crops has become compulsory. A large number of Best Management Practices, rules and tools have been developed to steer farmers toward sustainable farming practices.

Evaluation of trees indigenous to the montane forest of the Blue Mountains, Jamaica for reforestation and agroforestry

Journal Articles & Books
Décembre, 2003
Jamaïque

The shortage of forest products and unsustainability of current land use practices experienced by many hillside farmers in the Caribbean is associated with increasing rates of conversion and degradation of remaining natural forests. This pressure could be alleviated by the establishment of trees in community/farm forests or more integrated agroforestry systems.

Interdependence in rainwater management technologies: an analysis of rainwater management adoption in the Blue Nile Basin

Journal Articles & Books
Décembre, 2016
Éthiopie

In the Blue Nile Basin of Ethiopian highlands, rainfall distribution is extremely uneven both spatially and temporally. Drought frequently results in crop failure, while high rainfall intensities result in low infiltration and high runoff causing soil erosion and land degradation. These combined factors contribute to low agricultural productivity and high levels of food insecurity. Poor land management practices coupled with lack of effective rainwater management strategies aggravate the situation.

Unfulfilled farmer expectations: the case of the Insect Resistant Maize for Africa (IRMA) project in Kenya

Journal Articles & Books
Décembre, 2012
Kenya
Afrique

BACKGROUND: Maize is the most important staple food in Kenya; any reduction in production and yield therefore often becomes a national food security concern. To address the challenge posed by the maize stem borer, the Insect Resistant Maize for Africa (IRMA) agricultural biotechnology public-private partnership (PPP) project was launched in 1999. There were, however, pre-existing concerns regarding the use of genetic engineering in crop production and skepticism about private sector involvement.