Tag Archives: solar

Could Microgrids Be Big in the US?

Three years ago this week, Hurricane Sandy began forming in the Caribbean Sea. It went on to wallop several Caribbean islands and the Eastern Seaboard. In the US the storm caused an estimated $75 billion in damage. The electricity system … Continue reading

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Are We Too Fixated on Rural Electrification?

“Rural electrification” and “energy access” are catchphrases in many energy and development circles. Multilateral lending agencies, many NGOs and the UN are highlighting the 1.3 billion people who currently do not have electricity in their homes. For example, of the … Continue reading

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Are Clean Energy Tax Credits Equitable?

A new Energy Institute working paper finds that income tax credits for weatherization, solar panels, hybrids, and electric cars go predominantly to higher-income households. Over the last decade, U.S. households have received more than $18 billion in federal income tax … Continue reading

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A Deeper Look into the Fragmented Residential Solar Market

(Today’s post is co-authored with Alex Chun, who just received his MBA at Haas and is an alumnus of our Cleantech to Market class.  Alex is the Business Intelligence Manager at Sungevity.) Who sells residential solar photovoltaic systems (PV) in … Continue reading

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What Put California at the Top of Residential Solar?

California leads the nation in residential solar photovoltaic installations.  In fact, nearly half of all systems installed have been in the Golden State. So why is California the leader?  Sure, California has plenty of sunshine, but there are many other … Continue reading

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Why Did Apple Pay so Much for 130 MW of Solar? Is Google Part of the Answer?

Sometimes, we write blog posts that pose rhetorical questions in the title. This time, I have real questions. I lay out several possible answers below and would love input from blog readers. Here’s a little background. Several weeks ago, to … Continue reading

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Why the Phrase “Energy Leapfrogging” Is Misleading

I have seen a number of blog posts, panel discussions and news articles that extol the idea of energy leapfrogging. A recent Business Week column on India described, “leapfrogging the nation’s ailing power-distribution infrastructure with solar-powered local networks — the … Continue reading

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Renewable integration challenges create demand response opportunities

The power grid is getting greener. The graph below summarizes EIA projections of U.S. non-hydro electricity generation under different assumptions about greenhouse gas regulations, fuel prices, and technology costs: Source: http://www.eia.gov/todayinenergy/detail.cfm?id=16051 Although there is some debate over whether these EIA … Continue reading

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Identifying the Best Ways to Increase Energy Access

NPR ran a story a couple months ago about a seemingly clever device. It’s called the Soccket. The name – and the device – combines soccer with electricity. The Soccket – created by a US-based NGO and distributed around the … Continue reading

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Why Aren’t We Talking About Net Energy Metering for LEDs?

The fights over net energy metering have gotten loud and heated. For those of you who have missed the drama, here, in a nutshell, is what “net metering” means. Say I install enough solar panels on my roof to provide … Continue reading

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