Even at 100, San Francisco City Hall couldn't be greener
June 9, 2015, 11:25 a.m. by Matt Hickman
The palatial Beaux-Arts beauty completed in 1915 is named the oldest LEED Platinum-certified building.
Breathe easy: Clean-burning wood stoves are on the way
June 1, 2015, 4:08 p.m. by Lloyd Alter
That lovely smell of burning wood hides a lot of dangerous particulate emissions. New EPA regulations will clear the air.
How to fight climate change: Invest in inner cities
May 20, 2015, 8:19 a.m. by Sami Grover
New online investing platform will fund energy-efficiency improvements for churches and nonprofits in poor neighborhoods.
Life Cycle Analysis doesn't budge outcome of the great dishwasher debate
May 18, 2015, 3:38 p.m. by Lloyd Alter
Despite the energy and water it takes to build the dishwasher, it still beats washing by hand.
Vampire power is back, and it's thirstier than ever in the new smart home
May 13, 2015, 2:37 p.m. by Lloyd Alter
We're getting more and more smart devices with teensy little idle loads — but they're adding up fast.
Tesla's new Powerwall battery could be world-changing
May 1, 2015, 11:31 a.m. by Lloyd Alter
Build enough of these and you could run the world on renewable resources.
Designing for a sustainable future in the world's most remote village
April 20, 2015, 8:30 a.m. by Matt Hickman
An international design competition aims to bring energy-efficient housing and more to Tristan da Cunha.
Are you energy-savvy about your entertainment devices?
March 30, 2015, 6:19 p.m. by Anna Norris
Do energy vampires haunt your living room? Find out if you are electricity-savvy with your entertainment devices.
Cities around the world to dim lights for Earth Hour
March 27, 2015, 4:12 p.m. by Michael d'Estries
More than 7,000 cities in 172 countries are expected to take part in the 1-hour event on Saturday.
By law, all new roofs in France must be topped with plants (or solar panels)
March 25, 2015, 6 p.m. by Matt Hickman
Months ahead of the UN Climate Change Conference, French Parliament approves aggressive new commercial building rules.