More than 170 major companies have pledged to become carbon neutral by 2050, with many counting on carbon offsets to help them reach that goal. But critics say these offsets are often hard to verify and can give these companies a license to continue to pollute. 

Also, a conversation with Ugandan climate activist Vanessa Nakate about how the climate crisis is impacting Africa and the discrimination she’s faced in speaking up. 

And critically endangered North Atlantic right whales are struggling to grow to their full length because of entanglements in fishing gear and other threats. 

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