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discussion paper

Incorporating project uncertainty in novel environmental biotechnologies

Pollution of the environment by metals and organic contaminants is an intractable global problem, with cleanup costs running into billions of dollars using current engineering technologies.

discussion paper

Farmer management of production risk on degraded lands

"This paper investigates the effects of wheat genetic diversity and land degradation on risk and agricultural productivity in less favored production environments of a developing agricultural economy.

project paper

Policies for sustainable land management in the highlands of Tigray, Northern Ethiopia

Participants in this workshop reviewed and discussed findings from the research project‚ Policies for Sustainable Land Management in the Highlands of Tigray, Northern Ethiopia, begun in January 1998, and from other related research being conducte

discussion paper

Agroenvironmental transformation in the Sahel

A farmer-managed, agroenvironmental transformation has occurred over the past three decades in the West African Sahel, enabling both land rehabilitation and agricultural intensification to support a dense and growing population.
discussion paper

Improved fallows in Eastern Zambia

The decline in soil fertility in smallholder systems is a major factor inhibiting equitable development in much of sub-Saharan Africa.

discussion paper

Improved fallows in Kenya

This case study explores the development, dissemination, adoption, and impact of improved tree fallows in rural western Kenya. The processes of technology development and dissemination throughout the region are described and analyzed.

dataset

Assessment of Land Degradation in Semi-Arid Zone of Central Tanzania

A sub-national field assessment of land degradation was conducted in the Kongwa districts of Tanzania in December 2019. 34 sampling plots were selected using a stratified sampling method based on a land cover map.