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    Josia Shigwedha

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    Josia Shigwedha

Environment

400 Results / Page 33 of 45

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Environment

Technology to protect South Africa’s oceans: experts find that a data-driven monitoring system is paying off

A fishing boat launching into South African waters at dawn. Justin Klusener Photos Marjolaine Krug, University of Cape Town Nine years ago South Africa put in place an innovative information management system designed to monitor and protect its seas. The country is surrounded by the Atlantic and Indian oceans on its southern, eastern and western borders. The oceans are an important source of income and employment. The ocean economy contributed […]

today12 March, 2024

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Africa

East Africa must prepare for more extreme rainfall during the short rainy season – new study

  By David MacLeod, Cardiff University; Erik W. Kolstad, Uni Research; Katerina Michaelides, University of Bristol, and Michael Singer, Cardiff University   East Africa has recently had an unprecedented series of failed rains. But some rainy seasons are bringing the opposite: huge amounts of rainfall. In the last few months of 2023, the rainy season known as the “short rains” was much wetter than normal. It brought severe flooding to […]

today11 March, 2024

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Africa

In climate-related flooding, a Ugandan river turns poisonous

By Ashoka Mukpo  Uganda’s Nyamwamba river, in the Rwenzori Mountains, has begun to flood catastrophically in recent years, partly due to climate change. Along the river are copper tailings pools from an old Canadian mining operation, which are becoming increasingly eroded by the flooding. According to a series of studies, these tailings have been washing into the water supply and soil of the Nyamwamba River Basin, contaminating human tissue, food […]

today11 March, 2024

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Africa

Dry weather hits southern Africa’s farmers, putting key maize supplies at risk: how to blunt the impact

    By Wandile Sihlobo, Stellenbosch University   South Africa, Zambia and Zimbabwe have recently published reports indicating a potential decline in grain harvest because of intense El Niño-induced dryness. These developments could put the entire Southern Africa maize supply chain at risk, with Zambia and South Africa hard hit by heatwaves and dryness. The neighbouring small producers such as Zimbabwe, Botswana, Lesotho and Namibia are also struggling with dryness. […]

today7 March, 2024

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Business / Economics

Stalemate: WTO talks again fail to end overfishing subsidies

A crewmember working the net on a research trawl vessel. Image by Jennifer Gilden/Pacific Fishery Management Council via Flickr (CC BY-SA 2.0 Deed). By Elizabeth Fitt via Mongabay Ambitions to finalize a two-part treaty to equitably stop governments from funding overfishing were dashed again at the World Trade Organization’s 13th ministerial conference in Abu Dhabi, which ended in the early hours of March 2. “This outcome is not just disappointing; it’s a dire blow […]

today6 March, 2024

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Environment

Male dominance isn’t the default in primate societies, new study shows

A Müller’s gibbon. All five species of gibbons that were evaluated were classified as non-male-dominant. Image by JJ Harrison via Wikimedia Commons (CC BY-SA 3.0). By Tina Deines via Mongabay It’s a man’s world when it comes to ape societies — at least, that’s been the prevailing assumption for years. But some recent research is shaking up how we think about this group of primates to which humans belong. Rebecca Lewis, a professor […]

today5 March, 2024

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Environment

Nile Basin farmers grow food forests to restore wetlands and bring back a turtle

By David Njagi via Mongabay In the 44 years Naomi Rita Sitati has lived in Bukirimo village in western Kenya, she has known only one system of farming, which her community has depended on for generations. Cultivating sugarcane as the only crop in large plots is a common practice in the region, which is part of the larger Nile Basin, and Sitati was happy with it. Apart from creating jobs for […]

today29 February, 2024

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Environment

By Anna Dulisse via Mongabay On an island chain in the middle of the Indian Ocean lies an invaluable treasure: “white gold.” While it may not be a gem to proposition a prospective fiancée with, it does protect the ocean’s most biodiverse ecosystem: coral reefs. Casey Benkwitt, a research fellow at Lancaster University in the U.K., says she couldn’t be more thrilled about it. “It’s exciting to learn and show something […]

today29 February, 2024