New research shows rooftop greenery coverage can help cool down a major city while reducing energy demand.

UNStudio has revealed plans for a new office tower in Germany that will reduce energy use with an ambitious approach to sustainable design, including a solar facade.

German solar company Polarstern sees many performance-enhancing effects when photovoltaic systems are combined with green roofs.

When it comes to dining out in an energy-efficient manner, you can now have your fries and eat them, too.