In a first for the United States, power from the ocean was harnessed and fed into the electrical grid late last week.
The three Baltic states, all former members of the Soviet Union, had no connections to the wider European energy grid until this week.
In a bid to help the struggling solar companies, the grid operator unveiled a number of measures last week to ease pressures facing solar project operators in connecting power plants to the electric grid.
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And I heard an interesting comment the other week from someone connected with grid issues - that the engineers like to have a bit of wind power in the mix because wind turbines are the easiest thing by far to switch on and off.
As we heard this week, making sustained progress on grid modernization will take a collaborative partnership with States and stakeholders.
There are already a dozen offshore wind farms, and nine European countries pledged this week to build a giant offshore wind grid.
Just two technology firms have held initial public offerings this year: "smart grid" energy company Silver Spring Networks Inc. last week and social network Professional Diversity Network LLC the week before.
Last week PJM Interconnection, the company that operates the electric grid for 13 states (Delaware, Illinois, Indiana, Kentucky, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia and the District of Columbia) held its 2015 capacity auction.
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At next week's 2013 International CES event, NVIDIA will demonstrate the NVIDIA GRID Platform streaming games to an LG 55LA6900 Smart TV at 1080p resolution.
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Smart grid company Silver Spring Networks, which set the terms of its IPO earlier this week, is the latest clean-tech company aiming to provide a jolt to the industry.
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Wednesday's move follows an executive order that President Barack Obama signed last week to create voluntary cybersecurity standards for companies running critical infrastructure like the electric grid.
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