Category: Africa – Eastern

Daisy Ouya

Daisy Ouya

Daisy Ouya is a science writer and communications specialist with the World Agroforestry Centre (ICRAF). Over the past 15 years she has been packaging and disseminating scientific knowledge in the fields of entomology, agriculture, health, HIV/AIDS research, and marine science. Daisy is a Board-certified Editor in the Life Sciences ( and has a Masters’ degree in chemistry from the University of Connecticut, USA. Her BSc is from the University of Nairobi in her native Kenya. She has worked as a journal editor, science writer, publisher, and communications strategist with various organizations. She joined ICRAF in July 2012. Twitter: @daisyouya

Charcoal sellers in Mozambique.World Agroforestry Centre (ICRAF) Archives

Unpacking the evidence on firewood and charcoal in Africa

Woodfuel meets around a tenth of the world’s energy demand, with its users overwhelmingly found in sub-Saharan Africa. Here, nine out of ten people—around 760  million individuals—rely on firewood and charcoal as their primary source of energy for...

UNCTAD Trade and Environment Review 2013

Wake up now to make agriculture sustainable

“The world needs a paradigm shift in agricultural development … to an ‘ecological intensification’ approach,” states the UNCTAD Trade and Environment Review 2013 released yesterday (18 September 2013) in Geneva. “The required transformation is much more profound than...


United for soil health

Combating land degradation and building soil health needs a holistic approach that brings scientific findings together with the knowledge held by farmers. For instance, to judge soil health, scientists typically analyse it for organic matter content, levels of...

Decoding ancient wisdom for effective management of natural resources

Decoding ancient wisdom for effective management of natural resources

Trees and forests held as sacred by indigenous communities are now being associated with important water conservation functions. According to Mowo et al, this suggests that communities were aware that these resources contributed to their well-being, and scientific...

Biodegradable (centre) and polythene seedling bags (L&R). Photo by SherryOdeyo/ICRAF

Biodegradable seedling bags could grow stronger trees, but can they replace polythene?

Grandma was right to raise her tree seedlings in that broken old gourd; this biodegradable container helped her saplings establish more successfully on the farm. A new article in the journal Small-scale Forestry confirms the superiority of biodegradable...

Soil Samples

New X-ray technology to reveal the makeup of Africa soils

This work paves the way for the development of environmental quality guidelines for the continent’s soils. Scientists at the World Agroforestry Centre (ICRAF) and partners have adapted a technique commonly used in clinical, archeological, and other applications so...