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Home > Science & Technology - VOA Learning English > Scientists Warn About Hungry Polar Bears Eating Food Waste to Survive - July 20, 2022
Podcast: Science & Technology - VOA Learning English
Episode:

Scientists Warn About Hungry Polar Bears Eating Food Waste to Survive - July 20, 2022
Category: Education
Duration: 00:03:15
Publish Date: 2022-07-20 19:16:52
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