California grid data is live – solar developers take note

California’s updated maps to the power grid – ICA 2.0 – went online as of December 28, offering insight at every point on the circuit which could affect how much solar can be attached.


pvMB: El Paso’s 2 MWac RFP, Boston’s hybrid buses, Jay Inslee runs on a climate platform & more!

In today’s pvMB, we look at Michigan’s outgoing governor vetoing solar property tax exceptions, Jay Inslee’s plan to run for president on a climate action platform, Boston’s new hybrid bus fleet, and more.

A little bit of grid data goes a long solar power way

NREL has found that pre-applications for systems 500 kWAC and greater in Massachusetts were correlated with a 24% increase in interconnection service agreements approved – although complexities make proof of causation difficult.

Will the Select Committee on the Climate Crisis have any real power?

Democratic Leader Nancy Pelosi’s new committee could fall short of the demands of members of Congress on the party’s Left, and is not guaranteed to be anything more than an advisory body.


Sunlight, smarts, a house, and some money means solar power

Stanford researchers, using machine learning applied to satellite imagery, have found 1.4 million solar power installations in the United States. The researchers also extracted significant socioeconomic patterns from the data which they say can help to predict future installations.


Design of New Jersey’s SREC successor program wide open

New Jersey regulators have set a timeline for determining a new policy to follow the solar renewable energy credit system by next March, and are soliciting guidance from stakeholders – while trying not to repeat the mistakes of other states.

2018 solar power year in review (part 2)

In part 2 we look at more of some of the action in 2018, from the dramatic growth of the 100% renewable energy movement to California’s mandate for rooftop solar on new homes.

A blueprint for saving civilization

Designing Climate Solutions is a superb guide to policies to reduce carbon emissions in the power sector. But even the best map is not the territory.


Higher module efficiencies and inverters driving solar power cost declines

NREL’s Q1 2018 cost report for solar power systems saw a 5% drop in residential costs and a 2.6% fall in commercial, but a 1-2% increase in the utility scale space compared to the previous year.


2018 solar power year in review (part 1)

Between tariffs on everything under the sun, Elon Musk’s $40 million tweet and the boom in energy storage, it’s been one Hell of a year.


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