Welcome to this week's GreenBiz 350 podcast. Join us as we dive into the biggest news in sustainable business.

On this week's agenda: Hyperloop vs. high-speed rail, Etsy's big solar play, businesses buy into fuel cells and a report from Ceres' annual sustainable investing summit.

Click the play icon on the track above to listen now, or head over to iTunes and subscribe. You can also find us on SoundCloud or Stitcher.

Questions, comments or suggestions? Drop us a line at [email protected]. The full episode archive is always available at greenbiz.com/350.

Finally, follow along with the stories, companies and initiatives mentioned during the show with the guide below:

GreenBiz week in review

Tune in at 4:30 minutes into the episode for a weekly roundup of the news you need to know about.

Elon Musk on the energy 'propaganda wars'

This week, Senior Editor Lauren Hepler headed to the sprawling Silicon Valley manufacturing hub of electrical vehicle manufacturer Tesla, where founder Elon Musk joined Grammy-nominated musician Akon and the chief of government research group ARPA-E for the World Innovation Forum 2016.

Microsoft, Legrand wade into fuel cells

"Are fuel cells worth the investment?" That was the question posed by Senior Writer Heather Clancy in a piece this week on companies like Microsoft, Legrand and Adobe experimenting with the long-discussed energy technology.

Etsy seizes the moment on solar

Online marketplace business Etsy is among the most recent crop of companies wading into clean energy, as Clancy explains in the piece "Etsy gets crafty with solar commitments."

Featured stories

An in-depth look at two stories changing the game for green business. Tune it around 14:20 and 25:50 to hear this week's features.

What's next in sustainable finance

Fossil fuel divestment, stranded assets, climate risk disclosure... With the landscape of sustainability-related finance issues ever expanding, Executive Editor Joel Makower this week had a chance to catch up with Mindy Lubber, president of nonprofit investor advocacy group Ceres.

Building the future of transportation, from Hyperloop to high-speed rail

If you work in government, next gen transportation infrastructure like California's proposed $64 million high-speed rail project are likely top of mind. In the world of high tech, moonshots like Hyperloop have captured the imagination.
The problem for both groups: a lack of clarity on how these systems will get built, and specifically, who will build them.

Senior Editor Lauren Hepler explains in the article "Hyperloop to high-speed rail: Who will build the future of mobility?"

What's new at GreenBiz?

News, events, webcasts — the list goes on. Keep your finger on the pulse of the latest in sustainability by keeping up with GreenBiz.

VERGE hite the road

What happens when tech and sustainability collide? Find out at VERGE Hawaii June 21 to 23 in Honolulu. Can't make it? Mark your calendar for VERGE 2016, happening Sept. 19 to 22 in Santa Clara, California.

Stay connected

To make sure you don't miss the newest episodes of GreenBiz 350, be sure to subscribe on iTunes or bookmark greenbiz.com/350.

Have a question or suggestion for a future segment? E-mail us at [email protected].

Technical direction for GreenBiz 350 by Sureya Melkonian.