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    Josia Shigwedha

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    Josia Shigwedha

Environment

400 Results / Page 31 of 45

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Africa

We built an AI tool to help set priorities for conservation in Madagascar: what we found

    By Daniele Silvestro, University of Fribourg   Artificial Intelligence (AI) – models that process large and diverse datasets and make predictions from them – can have many uses in nature conservation, such as remote monitoring (like the use of camera traps to study animals or plants) or data analysis. Some of these are controversial because AI can be trained to be biased, but others are valuable research tools. […]

today27 March, 2024

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Business / Economics

Costly mistakes to avoid as a Namibian farmer

    By Hanks Saisai, Technical Advisor: Crops & Poultry, Agribank   Many livelihoods in Namibia rely directly or indirectly on agriculture and the products that reward the hardworking men and women who farm as a way of life. It is important to note that the journey of a farmer requires hard work, determination, dedication, and a sense of innovation. One must always be aware of common mistakes that are […]

today26 March, 2024

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Environment

Bird flu: what is it, how does it spread and how can we protect ourselves from it?

    By Daniel Oladimeji Oluwayelu, University of Ibadan   There has been an outbreak of H5N1 bird flu in Ouagadougou, Burkina Faso’s capital. The viral disease, also called avian influenza, killed 441 chickens out of a flock of 641 on a farm. There have been several outbreaks bird flu across Africa over the past 18 years. Nigeria was the first African country to report an outbreak in February 2006. […]

today25 March, 2024

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Africa

Largest frog in more than 100 years discovered in Africa

    By Bertie Jacobs   A new species of African bullfrog has been discovered in northeastern Namibia, southern Angola, southwestern Zambia and northwestern Botswana. It is the largest frog species discovered in more than 100 years. The largest specimen found is 210 millimetres long and weighs 1 kilogram. Once there were three, now there are four. Professor Louis du Preez, from the North-West University (NWU) in South Africa, and […]

today25 March, 2024

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Environment

Chimpanzees stayed in an ‘invisible cage’ after zoo enclosure was enlarged – South African study

  By Luke Mangaliso Duncan, University of Warwick   Captive chimpanzees are one of the most popular species kept in zoos because of their charismatic appeal and similarity to humans. They are the closest living relatives of humans because of the shared genes and behavioural and psychological similarities. Zoos are ethically bound to care for the animals they house. Many provide environments that care for animals’ welfare needs. However, the […]

today22 March, 2024

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Africa

School’s out: how climate change is already badly affecting children’s education

The education of students in countries like Sudan is already being negatively affected by the extremes of climate change. Richard Juilliart/Shutterstock   By Caitlin M Prentice, University of Oslo; Francis Vergunst, University of Oslo; Helen Louise Berry, Macquarie University, and Kelton Minor, Columbia University   Schools across South Sudan have been ordered to close as a heat wave of 45°C sweeps across the country. In recent years, severe flooding has […]

today22 March, 2024

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Africa

Pangolins in Africa: expert unpacks why millions have been traded illegally and what can be done about it

      By Olajumoke Morenikeji, University of Ibadan   Pangolins are fascinating creatures known for their unique appearance and distinctive scales. They are mammals belonging to the order Pholidota and are native to Africa and Asia. Due to their primary diet of ants and termites, pangolins are often referred to as “scaly anteaters”. The African pangolin species are dispersed throughout southern, western, central and east Africa. Pangolins face rapid […]

today22 March, 2024

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Africa

Duckbill dinosaur discovery in Morocco – expert unpacks the mystery of how they got there

    By Nicholas R. Longrich, University of Bath   Why are fossils of duckbill dinosaurs, a North American family, found in North Africa? Dinosaurs couldn’t just walk there. Sixty-six million years ago, when duckbills suddenly appear in Africa’s fossil record, the world’s land masses formed a series of islands. A seaway divided eastern and western North America; Europe was an archipelago. South America, India, Australia and Madagascar were all island […]

today22 March, 2024