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With solar installations continuing to grow in the residential, commercial and utility segments, one of the biggest criticisms of solar technology — that it is an intermittent source of power and does not generate electricity once the sun has set — is now coming up against the benefits and values of combining battery storage with solar PV systems. Combining banks of batteries with solar systems has primarily been an application occurring in the off grid market for those buyers living in more remote areas who have not had access to centralized electricity grid service.
The market for combining battery storage with solar has historically remained small due to, among other things, a lack of integration of varying parts of solar with storage systems. Another reason for the market’s small size is the belief that electricity pricing from electric utilities will remain reasonable and power from the grid will remain reliable. Continue reading
Italy’s Enel Green Power is entrenching itself as a global leader in hybrid renewables engineering and construction with another announcement of a global first. In November, the company revealed that it would build a €15 million, 5-MW biomass plant to boost the Cornia 2 geothermal plant’s 13-MW capacity in Castelnuovo Val di Cecina, Tuscany, as “the first plant in the world to use biomass to heat geothermal steam and boost the energy efficiency and output of the geothermal cycle.” Continue reading
Which are potentially harmful chemicals in cosmetic products we are using everyday? You don’t have to know what all those chemicals are. All you need to do is find companies that make products you can trust. With a little research, you can find those companies who are formulating with your well being in mind, which can significantly raise your odds of finding safer products. Then you can relax, purchase from your trusted companies, and forget about it. Continue reading
Six underground tanks that hold a brew of radioactive and toxic waste at the nation’s most contaminated nuclear site are leaking, US federal and state officials said Friday, prompting calls for an investigation from a key senator.
Washington Gov. official J.Inslee said the leaking material poses no immediate risk to public safety or the environment because it would take a while — perhaps years — to reach groundwater. Continue reading