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Maritime security has been neglected throughout Africa but there is growing focus to improve the situation. Dirk Siebels writes this is still not enough and a wide-reaching maritime strategy is needed.
Every year, 49% of Africa’s total crop yield is lost to insects. Even minor pests can become a great threat. Esther Ndumi Ngumbi describes some of the worst perpetrators and the crops they attack.
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Port workers secure berthing ropes belonging to a container ship as it prepares to dock at the port of San Pedro, Ivory Coast.
Luc Gnago/Reuters
Dirk Siebels, University of Greenwich
Traditionally maritime security has been defined through the narrow lens of piracy. But as the blue economy grows, African states need to embrace a broader strategy.
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Environment + Energy
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Esther Ndumi Ngumbi, Auburn University
Crop losses in African countries due to insect pests are estimated at 49%. However, with some species losses can climb up to 100%.
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MJ (Thinus) Booysen, Stellenbosch University
Smart meters may help water saving initiatives as the drought persists in South Africa’s Western Cape. It can help those who need achieve saving targets.
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Business + Economy
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Derek Yu, University of the Western Cape
A deeper analysis of South Africa's joblessness reveals a scarier picture of large sections of the population suffering, especially the country's youth.
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From our international editions
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Matthew Robert Bennett, Bournemouth University; Per Ahlberg, Uppsala University
A new study can't rule out the possibility that human ancestors lived on Crete at the same time as they evolved in Africa.
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Andrew Dessler, Texas A&M University ; Daniel Cohan, Rice University; Katharine Hayhoe, Texas Tech University
Three atmospheric scientists from Texas say Hurricane Harvey shows how the country needs to adapt to the effects of climate change and cut carbon emissions.
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Rob Gowers, Anglia Ruskin University
Everyone can stop talking about money for a few months. But expect more records to be set next year.
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Harini Nagendra, Azim Premji University
Flooding in India's main financial hub is a reminder that urban growth has to work with nature.
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