Living Planet: Cool cans for off-grid dairy | Environment| All topics from climate change to conservation | DW | 27.07.2017
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Environment

Living Planet: Cool cans for off-grid dairy

German researchers have come up with a clever way to use the sun's energy to keep milk cool. Dairy farmers in Tunisia and Kenya don't always have access to power from the grid - now, green tech could help them to preserve their produce and reduce waste.

Listen to audio 05:47