Secrets of the Pioneers: Roberta Barbieri on why we need more 'Tesla-like' big ideas
The vice president of global water and environmental solutions at PepsiCo believes it will take an 'amazing breakthrough' to keep warming within two degrees
Roberta Barbieri is vice president of global water and environmental solutions at PepsiCo. She has 25 years' experience working in environmental sustainability, including a stint at Diageo where she was...
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