A small insect known as the tomato leafminer has infested large swathes of the tomato crop in Nigeria. In some rural areas, the moth has already destroyed 80 percent of the crop. But Nigerian scientists have been able to track down the vermin.
On this week's eco@africa, we meet an entrepreneur turning cooking oil into soap, find out about a contentious green energy project in Uganda and a firm making life easier for African farmers with a solar-powered fridge.
Tomatoes are a staple food in Nigeria. From farmers in the northern states to traders across the country, many depend on the fruit for a living. But climate change and the tomato moth have hit the industry hard.
Burkina Faso is phasing out genetically modified cotton. It says it produces a poor quality crop which fetches low prices. This hasn't stop other African states from using genetic technology, or trying it out.
Extreme droughts and floods threaten global food security. Scientists gene editing crops say they have the answer. But enviornmentalists are wary.
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