PBS NewsHour

How effective are business efforts to go green?

Clip: 09/02/2018 | 5m 16s | Video has closed captioning.

Walmart says that 28 percent of domestic power at its stores comes from renewable sources. And 85 percent of companies in the S&P 500 are also reporting updates on sustainability in their annual reports for investors -- up from 11 percent in 2011. Paula DiPerna, special advisor to CDP, an organization that tracks environmental disclosures by companies, joins Hari Sreenivasan for more.

Aired: 09/02/18

Rating: NR

Problems Playing Video? | Closed Captioning

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