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Could ending embargo hurt Cuba's environment?
As Cuba and the U.S. start reopening embassies, what happens to the embargo on trade? And if that embargo ends, how could tourism negatively impact Cuba's untouched environment? Greenhouse host Tony Dokoupil explains.
Reading, writing, berries! School gardening03:59
The fight against oil drilling in the Gulf03:49
Transforming trash into incredible tiny homes05:04
Parts of Patagonian glacier collapse00:46
How land grabbing could affect parks07:08
How religion clashes with science06:41