Energy & Green Tech

Green roofs are worth the cost for urban residents

Plant-covered roofs have become a regular sight in Portland, Oregon. The city is a leader in incorporating green infrastructure for stormwater management, including free street trees, rebates for small residential housing ...

Energy & Green Tech

Green roof or solar? It turns out both is best

The benefits of combining solar panel installations with green roofs has been confirmed by new research, which demonstrates significant improvements in energy production, stormwater filtration and most surprisingly, a major ...

Engineering

How roads can help cool sizzling cities

Special permeable concrete pavement can help reduce the "urban heat island effect" that causes cities to sizzle in the summer, according to a Rutgers-led team of engineers.

Energy & Green Tech

Researchers plant seeds to make renewable energy more efficient

Greg Barron-Gafford kneels amid chard, kale, cabbage and onions growing lush beneath a solar panel. An iPad in hand, he checks and records the plants' carbon dioxide uptake and the soil's moisture. He makes note of the plants' ...