Bekele Shiferaw

TL;DR: In this paper, the Green Revolution (GR) has played an outstanding role in feeding a hungry world and improving global food security, and it also generated its own environmental problems also productivity increase is now slow or static, and achieving the productivity gains needed to ensure food security will therefore require more than a repeat performance of the GR of the past, while the key challenges today is to replace these varieties with new ones for better sustainability.

TL;DR: In this paper, the authors present tools and approaches that allow for better understanding, characterization and mapping of the agricultural implications of climate variability and the development of climate risk management strategies specifically tailored to stakeholders needs.

TL;DR: In this paper, a study of resource degradation and conservation behavior of peasant households in a degraded part of the Ethiopian highlands is presented, where the authors show the importance of perception of the threat of soil erosion, household, land and farm characteristics; perception of technology-specific attributes, and land quality differentials in shaping conservation decisions of peasants.

TL;DR: In this article, the adoption and diffusion of sustainable agricultural practices (SAPs), as a way to tackle this challenge, has become an important issue in the development policy agenda in the region.

TL;DR: In this paper, the adoption and diffusion of sustainable agricultural practices (SAPs) has become an important issue in the development-policy agenda for sub-Saharan Africa, especially as a way to tackle land degradation, low agricultural productivity and poverty.