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rooftop solar

19 Graphs That Explain Solar Panels for Home Owners (With Maps!)

July 17, 2015 by Lindsay Wilson

Solar Adoption Information

Every week or two I get an email asking for information about going solar. Although I’ve had solar panels myself for three years, and have a bit of solar info on my website, I generally refer people off to other resources in the full knowledge they aren’t ideal. Today I’m going to fix that.[read more]

The Energy Gang Debate: Should Utilities Be Allowed to Own Rooftop Solar? [PODCAST]

June 2, 2015 by Stephen Lacey

Utilities and Solar Ownership

Whether the solar energy industry likes it or not, more regulated utilities in America are going to propose the idea and policy of owning residential PV systems themselves. It is a very controversial development in the renewable energy industry.[read more]

Innovations Transform Residential Energy Use

May 8, 2015 by Frank Swigonski

Home Energy Use and Savings

Today’s consumers have more tools at their disposal than ever for reducing consumption, managing energy, and generating power. New residential-focused technologies, cost reductions, and business models are creating opportunities for advanced energy companies while saving money for homeowners.[read more]

Is the Future of Electricity Generation Really Distributed?

May 6, 2015 by Severin Borenstein

The Future of Energy

Renewables have made outstanding progress in the last decade. And yet, just as these exciting changes are taking place, the renewables movement seems to be shifting its focus to something that has little or no connection to the fundamental environmental goals: distributed generation, particularly at the residential level.[read more]

Sometimes it Takes a Community to Go Solar

March 8, 2015 by EDF Energy Exchange

Community Solar


You don’t have a south-facing roof. You have too many trees in your yard. You may not be committed to staying in your house for the next ten to fifteen years. Or maybe you rent, or don’t have the upfront money to install. These may be some of the reasons why you can’t go solar. You are not alone.[read more]

Friction at the Grid Edge: Hawaii's PUC Orders HECO to Approve Solar Rooftops

March 6, 2015 by Eric Wesoff

Hawaii and Rooftop Solar

The latest skirmish in the Hawaiian solar power struggle stems from a letter sent out last week by HECO to 50 Big Island residents that suggested that until the islands' net energy metering policy is settled, interconnection approval of new PV would be on hold, according to a report on KHON Honolulu.[read more]

'One Million Solar Homes,' Tanzanian Style

February 23, 2015 by Eric Wesoff

Tanzania and Solar

Tanzania, in an effort led by Off-Grid Electric, along with the support of the international development community, just set a goal of having “One Million Solar Homes” by the end of 2017. The campaign hopes to furnish solar electricity for 10 percent of the nation’s population and generate over 15,000 solar jobs.[read more]


NREL: Solar Loans Cheaper For Consumers Compared To Third-Party Leasing

February 2, 2015 by Silvio Marcacci

Solar Loan Financing

Third-party ownership (TPO) has spurred a record level of distributed energy generation installations across America as homes and businesses lock in cheaper power costs without a large upfront expenditure – but that paradigm is about to change.[read more]

Advanced Energy Technology of the Week: Residential and Commercial Building Solar

January 30, 2015 by Maria Robinson

Building Solar Energy

Solar photovoltaic (PV) power systems convert sunlight directly into electricity. PV modules produce direct current, which is converted to grid-compatible alternating current through an inverter. The flat-plate PV modules are commonly mounted on the roofs of residential and commercial buildings.[read more]


Net Metering for Rooftop Solar: How to Fix the Problems

January 14, 2015 by Jesse Jenkins

Rooftop Solar Net Metering Problems and Solutions

Net metering policies are effective at supporting solar power adoption but can threaten the financial stability of electricity distribution companies and result in cross-subsidies between electricity users once solar penetration grows. Here's how we fix the problems with net metering...[read more]

New York State Public Service Commission Action Will Help Tenants, Low-Income Customers, and Others Lacking Rooftop Access Go Solar

January 5, 2015 by NRDC Switchboard

Solar Energy and Acess


Offsite solar (and other small-scale renewables) projects will bring to New Yorkers all the great benefits that clean energy has to offer—pollution-free power; new, good-paying jobs; significant cost-savings on electricity. These projects will be supported by residential and business customers alike.[read more]

Big Utilities Begin to Warm to Rooftop Solar Energy

December 16, 2014 by Devashree Saha

Utilities and Rooftop Solar Support

NRG Energy recently announced a major foray into California’s residential solar market, with a goal to have 35,000 to 40,000 home solar installations by the end of 2015. The development is indicative of the seismic changes underway in the utility industry. Utilities are slowly beginning to warm up to rooftop solar.[read more]

Should Behind the Meter Energy Storage Be Controlled by Grid Operators?

August 11, 2014 by James Greenberger

I applaud Mr. Rive for his concern about the optimization of the grid. But there is no reason to believe that the same factors that have driven less than optimized deployments of customer-owned rooftop solar PV systems will not also drive of less than optimized deployments of behind the meter storage.[read more]

Only Two US Community Solar Developers Have Finished More Than One Project. Why?

July 15, 2014 by Jeff St. John

Community Solar Projects

Community solar is the idea that people who don’t happen to have rooftops suited for solar panels ought to be able to invest in solar panels someplace else. It’s a tempting concept, because roughly three-quarters of Americans don’t have solar-friendly rooftops.[read more]

Study: Costs of Rooftop Solar Were Not Passed Along to Non-Solar Ratepayers in Nevada

July 14, 2014 by Katherine Tweed

Rooftop Solar Costs and Energy Prices

Homeowners and businesses in Nevada that install rooftop solar are not significantly shifting costs to those who do not directly invest in distributed solar, according to a new study commissioned by the Nevada Public Utilities Commission.[read more]