Bucking Trump, US cities press ahead on clean energy, climate goals

More than two dozen cities now have renewable energy commitments, putting them on the front lines of climate action in the Trump era. 

By Jackie Snow • May 4, 2017

Columbus, OH leads Midwestern US cities in solar power payoff

Homes furnished with solar installations sold for more than those without in these 10 markets, according to Redfin. 

By Mary Tyler March • May 4, 2017

A new smart-tinting glass is now on display in San Francisco

The glass, which can be installed in both interior and exterior locations, can transition from clear to dark in seconds.

By Jackie Snow • May 3, 2017

US mayors urge cities to transition to renewable energy sources

The new Mayors for 100% Clean Energy national initiative encourages municipalities to make the pledge ahead of the U.S. Conference of Mayors in June.

By Mary Tyler March • May 3, 2017

Atlanta pledges 100% renewables by 2035

The Georgia city is the 27th in the country to target 100% clean energy, according to the Sierra Club.

By Robert Walton • May 3, 2017

Under pressure: Singapore to invest in 10K water-saving smart showers

A study indicates households given real-time information about their water usage save approximately 5 liters of water per person per day.

By Jackie Snow • May 2, 2017

Safety first: A microgrid project in Brooklyn tackles lithium-ion fire fears

A microgrid project in Brooklyn demonstrates progress in New York's efforts to adopt safety guidelines for lithium-ion energy storage installations.

By Peter Maloney • May 2, 2017

San Diego water authority wants proposals for 500 MW pumped storage

The request for proposals builds on an earlier one from this year, as the water authority looks for more detailed proposals from the 18 respondents. 

By Peter Maloney • May 2, 2017

Report: Almost half of Fortune 500 companies have climate, energy goals

Larger companies are working on energy issues most aggressively: More than 60% of the 100 biggest firms have clean energy goals, a new WWF report found.

By Robert Walton • April 28, 2017

Trump tax plan leaves infrastructure out

Some lawmakers were expecting President Donald Trump to earmark tax revenue from the repatriation of corporate earnings for infrastructure spending.

By Kim Slowey • April 28, 2017

Is rooftop solar just a toy for the wealthy?

A new report finds the income gap for rooftop solar is narrowing, but work remains to spread distributed energy to all. 

By Krysti Shallenberger • April 27, 2017

SoCal Whole Foods installs high-tech, energy saving battery

The store is the first to install the Axiom Energy Refrigeration Battery, which can protect food from spoilage during power outages and cut a store's peak electricity usage by up to 40%.

By Emma Liem Beckett • April 27, 2017

Can California hit 1.5M zero-emission vehicles by 2025?

The state is lagging on Gov. Brown's ambitious ZEV goal, but investment in chargers and customer education could build more market momentum.

By Herman K. Trabish • April 27, 2017

Thousands of businesses, groups lobby for defense of EPA Energy Star program

Organized by the Alliance to Save Energy, the groups argue the voluntary efficiency program is among the most successful public-private partnerships in U.S. history.

By Robert Walton • April 27, 2017

Pepco proposes off-peak charging rate for EV drivers in DC

The program would build on lessons in neighboring Maryland, where the utility found drivers readily changed charging behavior in reaction to rate design. 

By Robert Walton • April 27, 2017

California Senate committee clears bill for new energy storage rebate program

The bill passed out of the energy committee this week would establish a new storage incentive program to work alongside the existing California Solar Initiative and Self Generation Incentive Program.  

By Peter Maloney • April 27, 2017

Tesla looks to double size of global supercharger network

In North America, the company will increase the number of superchargers by 150%.

By Robert Walton • April 26, 2017

Stem expands into New York with plans for up to 14 MWh of battery installations

The company expects the first installations will be at four theaters in the New York City area as part of a NYSERDA technology commercialization program.

By Peter Maloney • April 26, 2017

Report: Large rooftop solar installers charge more than local counterparts

A few big companies control a majority of the residential solar panel installation market, which is one contributor to higher prices from those providers.

By Mary Tyler March • April 25, 2017

LG Chem launches a suite of batteries for US residential storage market

The company will offer a low-voltage and high-voltage version, the latter compatible with SolarEdge inverters to integrate with rooftop solar. 

By Peter Maloney • April 25, 2017

Streamlining smart: Cleantech San Diego’s CEO on building the city of tomorrow

By linking city officials with its members, Jason Anderson's trade group is facilitating San Diego's integration of smart technologies and transition to 100% renewable energy.

By Jackie Snow • April 24, 2017

Park paths are paved with material made of recycled tires

Park visitors in Florida walk through the parks on sturdy 8-foot-wide paths. The paths were installed with Porous Pave XL, a pour-in-place permeable paving material.

By Michael Keating • April 24, 2017

KB Home expands residential solar, energy efficiency in 2016 builds

The company's annual corporate sustainability report estimates it prevented greenhouse gas emissions equal to that of 335,000 vehicles in 2016.

By Mary Tyler March • April 24, 2017

In water-scarce states, green toilets could save 170B gallons of water annually

High-efficiency toilets and low-flow fixtures are a common way to reduce a home’s resource consumption for a relatively low upfront cost.

By Mary Tyler March • April 24, 2017

National Grid files to build large battery energy storage project on Long Island

The utility filed with the New York Public Service Commission to lease land for the Long Island energy storage project.

By Peter Maloney • April 24, 2017