power lines and wind turbines over a solar field at sunset

Electricity

5 Hot Topics at Energy Storage North America

Last week nearly 2,000 policymakers, technology developers, and utility representatives from over 1,000 organizations and 42 countries gathered at the Energy Storage North America conference (ESNA 2015) in San Diego, California. Here we highlight the top five topics that defined ESNA 2015.

Why and How GM Bought Mexican Wind Power

Multinational companies have multinational electricity needs, leading some to investigate wind and solar projects in foreign countries. RMI’s Business Renewables Center (BRC) team sat down with the General Motors deal team to discuss the 34 MW power purchase agreement the company signed in Mexico with an Enel Green Power wind project. We wanted to find out: Why renewables? Why Mexico? And how the team succeeded.

Hawaii just ended net metering for solar. Now what?

Earlier this week, the Hawaii Public Utilities Commission (PUC) issued a ruling ending net energy metering (NEM) for all new solar customers in the state. Now, new customers will have a choice to make between two new tariffs: a “grid-supply” option and a “self-supply” option. (More on their details…