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Are Residential Demand Charges The Next Big Thing in Electricity Rate Design?

Demand charges for commercial and industrial customers have long been a part of the electric industry. Since utilities need to build infrastructure …


6 reasons Ubernomics could be fatal to itself, its customers, and mass transit

Photo Illustration by Monica NickelsburgEach time Uber angers customers with another surge pricing incident, or angers a city by ignoring its laws, …


Salesforce, Hilton SF commit to renewables — and to easier power purchase deals

Salesforce and Hilton San Francisco Union Square joined Arup, Autodesk and Genentech last week in taking a step towards a cleaner economy by jointly …

San Francisco Bay Area

7.7 Million Renewable Energy Jobs Worldwide In 2014

Renewable energy jobs grew 18% in 2014 to hit a new high of 7.7 million, led by China's dominance and growing capacity in developing economies7.7 …


Waste Heat Is Everywhere—But Can It Be Economically Recovered?

Thermoelectric materials can convert waste heat into usable power. The technology is a brilliant materials research pursuit, but it has not yet been …


Ceres Calls on Corporate America to Fight Climate Change

In a world of rampant climate destabilization and skyrocketing global carbon emissions--now about 70 percent above 1990 levels--national and global action to slash carbon emissions is long overdue.

Yet even though we already have found more fossil fuel than we can safely burn without roasting the …


Building a Hurricane-Ready Microgrid

It was a full moon when Frank Sinatra’s hometown was struck by a hurricane named Sandy in October 2012. High tides combined with the storm surge to …


An Alaskan Island Goes 100% Renewable

As most Alaskans can attest, energy in The Last Frontier is expensive. The average residential electricity rate of more than 18 cents per kWh is a …


Battery Degradation Level In Tesla Model S Only 5% After 30,000 Miles?

Originally published on EV Obsession. The Tesla Model S looks to be on track to match (at the least) the battery longevity performance of the …


How British Columbia gained by putting a price on carbon

This story originally appeared at Yale Environment 360.

Earlier this month, Ontario announced it will join the carbon cap-and trade-program that …


Which Technologies Will Make New York’s Energy Vision a Reality?

In New York, Governor Andrew Cuomo has launched a bold new model of the electrical utility system and energy markets called Reforming the Energy …


Antarctica is Losing Its Edge

A study published earlier this week in the journal The Cryosphere found that the largest ice shelf on the Antarctic Peninsula is at imminent risk of

Climate Change

SEIA and Rocky Mountain Institute support solar efforts at federal and corporate levels | PV-Tech

The US Solar Energy Industries Association (SEIA) has thrown its weight behind new legislation that would allow the federal government to enter into …

Solar Power

Solar Tracking: A Key Technology for Unlocking the Full Potential of Utility-Scale PV

Quotes for large solar photovoltaic projects in sunny parts of the United States are coming in at an astounding 4.5 to 5.5 cents per kilowatt-hour. …

Renewable Energy

Is Dubai the capital of the green economy?

It was hot, it was Earth Day 2015, and I was poised to walk on stage at the Dubai World Trade Center.

The occasion: the second World Green Economy …

Green Living

Turkey Gets Blockbuster Response To Wind Energy Projects Auction

Yet another renewable energy projects auction, this time in Turkey, has attracted an overwhelming response from project developers. Turkey, an …

Wind Power

Building and Climbing the Solar Energy Ladder

Access to electricity is crucial for sustainable economic development. Yet 1.3 billion people around the world live without basic access to …


What it would take to build a true Tesla competitor

Every automaker, it seems, claims to be bringing a "Tesla-beater" to market in the next couple years. By this, they mostly mean an electric vehicle that will compete with battery-powered product from the California company on range, price, performance, or some combination thereof.

The 2018 Nissan …


5 ways utilities can lead on climate goals

Electric utilities have the potential to be the catalyst in driving the rest of the sector toward carbon reductions — if they make some serious …


Is the US Market Ready for Distributed Batteries Like Tesla’s Powerwall?

Tesla’s new stationary storage units have everyone talking about distributed batteries. But is the U.S. market ready for them?

This week, we’ll talk …


Batteries for your PV System: How much do you need?

On Thursday, May 7, at 12:00 p.m. MDT HOMER Energy and Rocky Mountain Institute will co-host a free webinar on costing and modeling approaches for


What Does the Future of Transportation Look Like?

I’ve spent the last month living in the hustle and bustle of San Francisco car-free. It’s a bit of a shift to go from the instant mobility of having …


Move over, Tesla: electric vehicles are about to be super-sized

Gone are the days of commercially-viable electric vehicles being limited to the realm of flashy sports roadsters and passenger cars. The work-a-day …

Electric Vehicles

Huge, Hulking, Fuel Saving, Street Legal Autonomous Truck Hits The Highway

Published on May 6th, 2015 | by Tina Casey


May 6th, 2015 by Tina Casey

No, it’s not driverless, so relax. Daimler Trucks North America is billing its …

Car Tech

North Carolina Startup Clean Energy For Us Scales a ‘Solarize 2.0’ Business Model

In late March 2015, RMI hosted the second annual eLab Accelerator. Described as a bootcamp for electricity innovation, the four-day intensive work


Net Metering Starts Functioning In Delhi

Published on May 5th, 2015 | by Anand Upadhyay


May 5th, 2015 by Anand Upadhyay

The Delhi Electricity Regulatory Commission announced net-metering …

Net Metering

Here Are the Top 10 Solar Utilities In America

Last year was a record year for solar in the United States. The overall solar market grew 30 percent over 2013, and accounted for a third of all new …

Solar Power

Beyond the numbers: The real value of building retrofits

How did Sharp Development measure the success of its deep retrofit investment of a 1970s-era Class C building in Silicon Valley? Although energy …


What backing up your home with Tesla’s battery might be like - The Washington Post

This story has been updated.

Late Thursday, Tesla unveiled a suite of new battery products for homes, business, and even utility scale applications. The home product, dubbed the Tesla Powerwall, will store either 10 kilowatt-hours worth of energy (for $ 3,500) or 7 kilowatt-hours (for …


Emerging Economies Surge Forward with Renewables

A recent report from Bloomberg New Energy Finance and several partners shows that renewable energy adoption is growing in the world’s emerging …

Electrical Grid