TXU Energy, a Texas utility with 2-million customers, will enable Dallas homeowners to lease or buy rooftop solar power systems through Solar City, a California start-up that finances and installs such systems. Owners will lease a solar system for about $35 a month, or buy one for about $26,000.

CITY TECH BLOG
Architecture & Climate Change
Architecture in recent years has been trying to combat the negative effects of construction on the atmosphere by leaning towards using more sustainable building and construction materials. Building high performance houses are one way that architects have been creating new buildings to reduce the energy used which is