How solar tech could help distribute Covid-19 vaccines in Africa

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Covid-19 vaccines are providing hope that the pandemic is coming to an end. But mass immunization will be a huge feat, especially in low and middle-income countries. Startups like Nigeria's Gricd are trying to bridge the gap, providing portable cold boxes that can be transported to remote and rural areas.
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Gricd cold boxes are packaged securely, and equipped with monitoring devices that can detect their location, internal temperature and humidity. This creates a controlled environment to ensure the vaccine's efficacy.
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