Photovoltaic panels may not be a new idea in Green Energy Technology. They've been around for decades, but a range of new design improvements promises far greater efficiency and much lower costs.
PHOTO: AP/TED S. WARREN
Dye-based solar cells produce energy by mimicking photosynthesis.
Smart meters give consumers real-time data about their electricity consumption.
Making the electric grid “smarter” would help save energy, prevent power outages and bring more renewable energy online.
ISTOCKPHOTO/ANN TAYLOR HUGHES
The Nissan Leaf is one of several all-electric vehicles being developed.
A prototype plug-in Toyota Prius recharges.
A new generation of windows can greatly reduce heat loss.
“It’s hot in here, could you dim the windows, please?” New window designs feature more user control.
No, this is not an air conditioner, it’s an air-source heat pump — a very efficient way to heat and cool your home.