Energy technology

David Ferris



David covers big trends in energy technology and innovation for EnergyWire. A seasoned reporter who has followed the industry for six years, he often writes about energy storage, solar power, microgrids, smart thermostats, and the growing role of data, as well as the clash between established businesses and up-and-comers. David joined E&E in 2014. Earlier, he was the editor of an energy news site and a contributor on energy topics to publications including Popular Science, Sierra and The New York Times. He graduated cum laude from the University of California, San Diego, and holds a master's degree in journalism from Northwestern University.

Latest Stories


Prospect of tariffs is suddenly real

As recently as Monday, many in the U.S. solar industry thought a proposal to clamp down on global solar imports would teeter and collapse. But, after a few dramatic developments in the last few days, the possibility of the Trump administration doing just that has become much more likely.


The 'Buy America' company that sourced from abroad

Suniva Inc. has asked the Trump administration to slap big tariffs on foreign solar products, claiming that its own goods are 80 percent American-made. But it appears the company has done tens of millions of dollars of business with the very nations it wants to keep out.