Rich countries ‘owe it to the world' to get themselves down to net zero emissions: Bill Gates - NBC4 Los Angeles

Rich countries ‘owe it to the world' to get themselves down to net zero emissions: Bill Gates  NBC4 Los Angeles

Rich countries ‘owe it to the world' to get themselves down to net zero emissions: Bill Gates - NBC4 Los Angeles
Rich countries ‘owe it to the world' to get themselves down to net zero emissions: Bill Gates  NBC4 Los Angeles
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