Prometheus Institute

According to the latest "Energy Infrastructure Update" report from the Federal Energy Regulatory Commission’s Office of Energy Projects, solar, wind, biomass, geothermal, and hydropower provided 55.7 percent of new installed U.S. electrical […]

In the first article of this survey of yield cos, I noted that many of the recent yield co IPOs have risen so far as to "lend the very term "yield co" […]

More than a fifth of the world’s electrical power production now comes from renewable sources and in 2013 renewables accounted for more than 56 percent of all net additions to global power […]

The visual below, prepared by the U.S. Department of Energy (DOE), shows the average length of time for the National Environmental Policy Act (NEPA) review process for geothermal projects as compared to […]

After gaining a reputation for being one of solar’s most outspoken naysayers, Arizona Public Service (APS) shocked the industry by announcing its intent to get into the residential solar market. This is […]

The US is lagging behind the likes of Australia and Germany in pushing down the labour costs associated with residential PV installation, a Rocky Mountain Institute study has revealed. via News – […]

The “pure economics” of solar in relation to increasingly costly fossil fuels will ensure a central future role for the technology in the world energy mix, according to Citigroup. via News – […]

This will be the last blog to deal directly with storage technologies. I listed the various technologies in the July 29th post, then followed that up last week, mainly focusing on estimates […]

A quick note: this week’s post is a bit of a science challenge and requires some further investigation by the reader. Please click through to the links and email me if you […]