Transcript: Procter & Gamble CEO Bob McDonald at Brainstorm Green

Bob McDonald, chairman, president, and CEO, of Procter & Gamble, joined Fortune's Andy Serwer on stage at the Fortune Brainstorm Green conference in Laguna Niguel, Calif. 

Below is an unedited transcript:

ANDY SERWER:  Tony had some great shoes.  Did you guys talk about those at all?

Anyway, we want to turn to a really interesting part of the program, one of my favorites.  Last year we initiated something called the Town Hall Session, MORE

Don't count Elon Musk out yet

Tesla's founder has suffered setbacks in trying to expand sales of his innovative electric vehicles across the U.S. Don't expect him to stop any time soon.

By Doron Levin

FORTUNE -- The always combative Elon Musk lost a round in his latest bid to sidestep the dealer-franchise system for selling vehicles. He may be down, but he's not out.

Musk, founder and chief executive officer of Tesla (TSLA), was rebuffed last week MORE

Transcript: eBay CEO John Donahoe at Brainstorm Green

John Donahoe, president and CEO of eBay, joined Fortune's Adam Lashinsky on stage at the Fortune Brainstorm Green conference in Laguna Niguel, Calif.

Below is an unedited transcript:

ADAM LASHINSKY:  (In progress) -- the first time it occurred to me that you had -- that you think of eBay as an environmental company, which was when I turned on 60 Minutes and I saw you being interviewed by Leslie Stahl for a MORE

Transcript: Harrison Ford at Fortune Brainstorm Green

Harrison Ford, actor and vice chair, Conservation International, joined Peter Seligmann, Chairman and CEO, Conservation International, in a conversation with Fortune's Andy Serwer at the Fortune Brainstorm Green conference in Laguna Niguel, Calif.

Below is an unedited transcript of the talk -- the audio recording started after the conversation began:

PETER SELIGMANN:  (In progress) ‑‑ conservation pantry.  And what we began to reflect on was the fact that while we could applaud ourselves, during MORE

In Abu Dhabi's energy oasis, setbacks and progress

Masdar, the government's high-concept, energy-efficient desert city, is becoming more than an architect's dream.

By Brian Dumaine, senior editor-at-large

FORTUNE -- The last time we visited Masdar -- the green city being built in the desert sands of Abu Dhabi -- the project wasn't much more than an architect's scheme. Fast-forward and what you'll find is an operating university, the Masdar Institute, and nearby the energy-saving Middle East headquarters tower of Siemens, plus MORE

The truth about social media for business: It's a risk

Last's week's Twitter-fueled crash erased $136 billion in value in minutes, underscoring concerns about companies' use of social media.

By Verne Kopytoff

FORTUNE -- A fraudster hacks into a company's Twitter account and posts a phony announcement about sales reaching an all-time high. Shares in the company soar and then quickly crash after investors realize the news was merely a ruse to manipulate the stock price. Companies must, of course, be vigilant MORE

Nate Silver: What Big Data can't predict

Fortune talked to the statistics whiz about the limit of data's impact on business.

By Kurt Wagner, reporter

FORTUNE -- Statistician Nate Silver isn't famous because he's a mathematical genius. (Although, he is.) Silver's well-known because he knows how to apply his craft to the real world. The country's most popular data cruncher is known for his spot-on election predictions -- he accurately called the winner in all 50 states of MORE

Rise of the Maple Syrup Mafia

Can a successful exit by one Canadian tech firm jump-start innovation north of the border, a la Silicon Valley's PayPal Mafia?

By Ryan Holmes

FORTUNE -- In 2002, PayPal, the online payments giant, was sold to eBay for a cool $1.5 billion. Overnight, many of PayPal's core employees got very rich. Rather than calling it a day, however, the so-called PayPal mafia went on to found and invest in a MORE

Should Bloomberg be afraid of Twitter?

Social media analytics firms such as Dataminr are trying to take on Bloomberg in the race for fast-paced business news updates.

By Omar Akhtar, reporter

FORTUNE -- Bloomberg LP has long prided itself on being the premier provider of financial data, news, and analytics, but can it deliver news faster than social media?

Millions of dollars can change hands through the rapid decisions investors make based on industry news. It's why they're MORE

A Republican senator on climate change: It's real, we need to fight it

Alaska Senator Lisa Murkowski on climate change, the Keystone pipeline, and how technology can make us energy independent.

By Brian Dumaine, senior editor-at-large

FORTUNE -- Lisa Murkowski is one Republican senator who wants to do something about climate change. Catching up with her after she gave the keynote at the Bloomberg New Energy conference in New York City on her new Energy 20/20 plan, Fortune's Brian Dumaine discussed with this third-generation MORE