Rocky Mountain Institute

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100% Renewable Electricity: Is It Possible Right Now?

Published on November 23rd, 2015 | by Guest Contributor


November 23rd, 2015 by Guest Contributor

By Roberto Verzola

Most national 100%-renewable …

Clean Technology

Study Urges New York Buildings to Retrofit Radiators to Cut Emissions

Mayor Bill de Blasio has set an ambitious goal of reducing greenhouse gas emissions by 80 percent by 2050. But one fact makes it extremely difficult to achieve: In New York City, heat literally goes out the window.

Residents in apartment buildings across the city know the drill all too well. Come …

New York City

The Utility Relationship With Distributed Energy Is Changing Fast. But Fast Enough?

This week, we have a live podcast from the Solar Focus conference in Washington, D.C., hosted by MDV-SEIA.The theme of the discussion: what role …

Renewable Energy

Britain to Close Coal-Fired Power Stations by 2025

LONDON — The British government said on Wednesday that it would require all coal-fired power stations to be closed by 2025, and their use to be restricted two years before that.

The move, announced in advance of the United Nations conference on climate change that will open in Paris on Nov. 30, …


Texas and the next chapter for local climate action

As the world mourns the victims of the terrorist attacks that took place Friday in Paris, plans for the upcoming United Nations COP21 climate talks …

Climate Change

Leading Economist: Divest From Fossil Fuels Now

Originally published on EV Obsession. The famous French economist Thomas Piketty has issued a public call for investors to divest from fossil fuels …

Fossil Fuels

Even Without Subsidies, Energy Storage Is Starting to Rival Conventional Resources

The economics of storage aren't easy to model.The technology can be used for so many applications -- frequency regulation, equipment upgrade …

Energy Storage

Zillow for solar? Tech links renewables developers, corporate buyers

Much like software designed to match would-be real estate buyers with property listings, a new platform aims to link clean energy projects with …


UCS: Well-to-wheel, EVs cleaner than pretty much all gas cars

Things have changed on the electric vehicle front since 2012. This much is obvious to anyone who tried to buy an EV three years ago and is looking at the available vehicles today or coming soon (the new Chevy Volt, BMW i3, upgraded Nissan Leaf, etc). But there are things that have changed in places …


What I Miss Most About Gas Stations

Published on November 18th, 2015 | by Kyle Field


November 18th, 2015 by Kyle Field

The other day, I was driving down the main street in town in my Leaf …

Gas Station

The silent wind revolution in the US continues

Today, Bernard Chabot documents the shift in wind turbines towards Class 3, with far greater capacity factors, which have risen from 22 percent in …

Renewable Energy

Bill Clinton to COP21: Make sure you have more winners than losers

As negotiators prepare to gather in Paris for the COP21 climate summit, former President Bill Clinton shares some words of wisdom in this Devex …

Bill Clinton

A sharing economy for governance? 3 ingredients for sustainable cities

Coordination and targeted investment will be key to the future of low-carbon cities.


More Than Half of US States Are Studying or Changing Net Metering Policies

In the third quarter of 2015, there were 91 instances in 42 states of proposed or enacted solar policy changes, according to the N.C. Clean Energy …

Solar Power

The Clean Energy Revolution In Three (Or Four) Charts

Somewhat ironically given last week's carnage in Paris, the US Energy Department charts a clean energy revolution leading into the COP21 climate …


Invenergy to Provide Clean Power to Owens Corning

CHICAGO, Nov. 13, 2015 /PRNewswire/ -- Invenergy today announced that it has signed a 125 MW wind power purchase agreement (PPA) with Owens Corning …

Building Remote Renewable Microgrids: ‘We Had to Solve Problems As We Went’

Islands and remote communities are disproportionately dependent on oil. Oil powers the way people get around, the ships and trucks that import …


The business guide to green power: 12 ways to invest in renewable energy

Do you want those RECs bundled or unbundled? And will your PPA be physical or virtual? Have you even thought about the annual financial implications …


New Affordable Solar Program Doubles Incentives For Low-Income New York Homes

Originally published on Solar Love. Low- to mid-income New York residents will find it a bit easier, financially-speaking, to get a home solar power …

Solar Power

Climate Change Acute Threat To Poor People, World Bank Reports

Published on November 10th, 2015 | by Joshua S Hill


November 10th, 2015 by Joshua S Hill

A new report from the World Bank highlights the acute threat …


Keystone XL and the next frontier in fossil fuel risks

President Obama is the latest global figure to weigh in on the increasingly tangible risk of stranded carbon assets. But will investors buy in?


More of Tesla’s Top People in Germany Defect to Sonnenbatterie

Last month, Tesla's head of operations in Germany, Philipp Schröder, left for competitor Sonnenbatterie to help lead that company's global expansion. …


New DOE Definition of Zero-Energy Buildings is a Base Hit, Not a Home Run

The global market for zero-energy buildings is projected to achieve explosive growth from $629.3 million in 2014 to $1.4 trillion by 2035. But what …


Owens Corning Announces Significant Sustainability Goals and Renewable Energy Actions | Owens Corning Sales

TOLEDO, Ohio--(BUSINESS WIRE)--Owens Corning (NYSE:OC) today announced more ambitious sustainability goals to reduce greenhouse gas and toxic air …


A Texas Utility Offers a Nighttime Special: Free Electricity

DALLAS — In Texas, wind farms are generating so much energy that some utilities are giving power away.

Briana Lamb, an elementary school teacher, waits until her watch strikes 9 p.m. to run her washing machine and dishwasher. It costs her nothing until 6 a.m. Kayleen Willard, a cosmetologist, …


A State-by-State Snapshot of Utility Smart Solar Inverter Plans

Smart inverters are going to play an important role in the future of rooftop solar. They already are in Germany, and in the United States, a handful …


Building green and building profits

The U.S. Green Building Council has shown, over the years, that seeking profit and seeking sustainability can be one and the same thing.

Green Buildings

Power For All Gets UK Support To Bring Energy To Africa

Published on November 9th, 2015 | by Jake Richardson


November 9th, 2015 by Jake Richardson

Power for All is a non-profit that is working to bring much …


Making sense of the UK’s muddled nuclear policy

Guest post

It's back: the linkage between nuclear weapons and nuclear power. In today's guest post, Philip Johnstone and Andy Stirling explained why


New York Prepares for Up to 6 Feet of Sea Level Rise

• Published: November 2nd, 2015

LaGuardia Airport is about to be rebuilt in New York City, but by the end of the century, fish could be swimming where …

New York City