Five years ago I bought my first LED light bulbs. They were to replace halogens in my bathroom. I spent too much money on not enough lumens and way too many kelvin. […]
Light Bulbs and Efficiency
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China and Electricity Overview
It is quite a challenge to pin down an electricity system that has grown 10.8 percent annually over the last decade, doubled power generation in just 7 years and added 80-90 gigawatts […]
Foundations launch campaign to divest from fossil fuels
A coalition of 17 foundations, representing almost $1.8 billion in investment, plans to divest from fossil fuel companies in its portfolios and invest more in clean energy, leaders of the effort said […]
This Week in Oil & Gas: Declining Profits and Soaring Project Costs
The biggest story this week in oil and gas is declining profits and production and soaring project costs for the supermajors as disappointing fourth-quarter 2013 earnings come in, among other bad news […]
Report: Lower power reserve margin would be more economic for Texas
Texas should keep a 10.2 percent to 14.1 percent cushion of electric generation capacity, according to a report Friday that will inform and probably intensify a politically charged debate over the future […]
States closer to western mines have lower coal costs
In 2012, the top-five states for total expenditures on out-of-state coal delivered to the electric power sector each spent more than $1.5 billion. Texas spent the most for out-of-state coal, followed by […]
Intermittent or variable: Are our wires crossed on renewables?
Wind and solar are often labelled intermittent by their detractors. But a closer look at conventional power plants shows we need to change our terminology. via Renew Economy http://ift.tt/1jGPdWX
Controlled EV charging cuts power costs 50% – even more with wind
Research finds the potential to improve electricity grid efficiency by combining EV use and renewable energy is significant. via Renew Economy http://ift.tt/1aGu24s
Don’t like solar PV? Ban new installations
That’s what Hawaiian Electric Company did to stop the solar PV stampede on its grid. But has this let the self-storage genie out of the bottle? via Renew Economy http://ift.tt/1fy0qnj
It Could Be A Few Years Before North Dakota Stops Wasting Nearly A Third Of Its Natural Gas
$100 million worth of gas is flared in North Dakota each month, emitting substantial amounts of greenhouse gases into the atmosphere. The post It Could Be A Few Years Before North Dakota […]
Prometheus Institute 