The heat wave has increased energy demand, but several factors, including energy efficiency, have helped ease the load on the system.
A Senate hearing on Thursday produced fireworks over light bulbs, as conservatives urged repeal of US energy-efficiency standards they see as anticonsumer and paternalistic.
Industry and environmentalist groups agreed Tuesday on tougher efficiency standards for home appliances that, over the next 30 years, could save enough energy to power 40 percent of American homes for a year.
President Obama announced Tuesday $3.4 billion in stimulus funding to 'smart grid' projects aimed at promoting green power and reducing electricity bills and blackouts.
A California utility is using smiley faces on customer bills to show how people's usage compares with their neighbors'.
Americans participating in the 'Cash for Clunkers' program are buying new cars that get, on average, 9.6 miles per gallon more than their trade-ins.
The chairman of the Federal Energy Regulatory Commission is committed to renewable energy.
New federal standards could cut energy bills by about $16 billion by 2030.
Incentives encourage homeowners to embrace energy efficiency.