All Environment
 USPS ends Saturday letter delivery. How much fuel will it save?USPS owns and operates the world's largest civilian vehicle fleet, paying $1 billion a year for fuel. Ending Saturday letter delivery will help cut those costs, but the savings for the USPS are less than you might expect. USPS ends Saturday letter delivery. How much fuel will it save?USPS owns and operates the world's largest civilian vehicle fleet, paying $1 billion a year for fuel. Ending Saturday letter delivery will help cut those costs, but the savings for the USPS are less than you might expect.
 Could a 'smart grid' have prevented the Super Bowl blackout?Smart grid technology would have either prevented the Super Bowl blackout, or isolated the fault and reapplied the electricity in a much shorter time frame, Burgess writes. Could a 'smart grid' have prevented the Super Bowl blackout?Smart grid technology would have either prevented the Super Bowl blackout, or isolated the fault and reapplied the electricity in a much shorter time frame, Burgess writes.
 Canada considers oil spill legislation. Repercussions for Keystone XL?Canadian Prime Minister Stephen Harper's聽cabinet is reportedly considering offshore oil and pipeline legislation that would appease environmentalists, Alic writes. While environmentalists focus聽on the new pipelines like Keystone XL, Alic adds, the real threat is the older pipelines. Canada considers oil spill legislation. Repercussions for Keystone XL?Canadian Prime Minister Stephen Harper's聽cabinet is reportedly considering offshore oil and pipeline legislation that would appease environmentalists, Alic writes. While environmentalists focus聽on the new pipelines like Keystone XL, Alic adds, the real threat is the older pipelines.
 Boeing 787 batteries: What's causing their 'thermal runaways?'The Boeing 787 batteries may have overheated due to a structural flaw that prevented adequate ventilation. The ongoing investigation could keep the Boeing 787 grounded for weeks or months. Boeing 787 batteries: What's causing their 'thermal runaways?'The Boeing 787 batteries may have overheated due to a structural flaw that prevented adequate ventilation. The ongoing investigation could keep the Boeing 787 grounded for weeks or months.
 Energy innovation: views on the futureStepp summarizes the major themes from a conference dedicated to discussing聽the possibility of developing and deploying all of the cheap, high-performing zero-carbon technologies necessary to meet 40 terawatts of projected global demand by mid-century.聽 Energy innovation: views on the futureStepp summarizes the major themes from a conference dedicated to discussing聽the possibility of developing and deploying all of the cheap, high-performing zero-carbon technologies necessary to meet 40 terawatts of projected global demand by mid-century.聽
 EPA doubles down on ethanol mandatesThe EPA鈥檚 decision to increase the 2012 cellulosic ethanol mandate by over 60 percent is odd to say the least, Rapier writes. It seems like they have doubled down on last year鈥檚 wishful thinking with an even larger dose of wishful thinking, he adds. EPA doubles down on ethanol mandatesThe EPA鈥檚 decision to increase the 2012 cellulosic ethanol mandate by over 60 percent is odd to say the least, Rapier writes. It seems like they have doubled down on last year鈥檚 wishful thinking with an even larger dose of wishful thinking, he adds.
 Gov. Cuomo's grand plan post-Sandy: give some of New York back to natureNew York Gov. Cuomo is proposing creation of an undeveloped coastal buffer zone by spending $400 million to buy and demolish up to 10,000 homes destroyed by superstorm Sandy. Gov. Cuomo's grand plan post-Sandy: give some of New York back to natureNew York Gov. Cuomo is proposing creation of an undeveloped coastal buffer zone by spending $400 million to buy and demolish up to 10,000 homes destroyed by superstorm Sandy.
 Global warming vs. time: why some problems can't waitGlobal warming appears to be speeding up as ice melts faster and faster on Greenland and at the poles, Cobb writes.聽Problems such as global warming and resource depletion will not wait for a long-term schedule. Global warming vs. time: why some problems can't waitGlobal warming appears to be speeding up as ice melts faster and faster on Greenland and at the poles, Cobb writes.聽Problems such as global warming and resource depletion will not wait for a long-term schedule.
 Carbon emissions in US drop to lowest level since 1994Carbon dioxide emissions in the US in 2012 were at their lowest levels since 1994, according to a report by聽Bloomberg New Energy Finance for the Business Council for Sustainable Energy. Carbon emissions in US drop to lowest level since 1994Carbon dioxide emissions in the US in 2012 were at their lowest levels since 1994, according to a report by聽Bloomberg New Energy Finance for the Business Council for Sustainable Energy.
 Can India sweep up its 'soot' pollution challenge?India is among the biggest emitters of black carbon, from the use of coal and wood for cooking and heating and from a rising number of cars on the road. Can India sweep up its 'soot' pollution challenge?India is among the biggest emitters of black carbon, from the use of coal and wood for cooking and heating and from a rising number of cars on the road.
 What caused power outage at Super Bowl: Is 'abnormality' the whole story?'What caused power outage' may be the biggest mystery of Super Bowl XLVII. The local energy company cited an 'abnormality in the system,' but the root cause for that is still unknown. What caused power outage at Super Bowl: Is 'abnormality' the whole story?'What caused power outage' may be the biggest mystery of Super Bowl XLVII. The local energy company cited an 'abnormality in the system,' but the root cause for that is still unknown.
 What caused power outage at Super Bowl XLVII? 'Abnormality'The Super Bowl power outage was caused by a piece of equipment sensing an 'abnormality,' according to聽Entergy New Orleans, which supplies power to the Superdome. The Super Bowl power outage聽occurred shortly after Beyonce put on a halftime show that featured extravagant lighting and video effects. What caused power outage at Super Bowl XLVII? 'Abnormality'The Super Bowl power outage was caused by a piece of equipment sensing an 'abnormality,' according to聽Entergy New Orleans, which supplies power to the Superdome. The Super Bowl power outage聽occurred shortly after Beyonce put on a halftime show that featured extravagant lighting and video effects.
- Power plant imploded to make way for parkPower plant imploded in San Diego after 50 years of service. The power plant, imploded Saturday with dynamite, is to give way to a city park and other economic development. 聽
 How do you spot a leaking oil pipeline?Pipeline leaks, ruptures, and spills are increasingly causing property damage, according to a new study, and detection systems to detect pipeline leaks may be lacking. How do you spot a leaking oil pipeline?Pipeline leaks, ruptures, and spills are increasingly causing property damage, according to a new study, and detection systems to detect pipeline leaks may be lacking.
- New England fishermen doomed?New England fishermen say they're doomed after federal officials propose drastic cuts in the cod they can catch. Federal officials to fishermen: Expect revenues to be cut by a third. New England fishermen: We're doomed.聽
- Climate change's latest victim: the wolverineFederal officials propose listing wolverine as endangered because its cold-weather habitat could shrink as the climate warms. But US says it won't use wolverine's status to regulate greenhouse gases.聽
- Climate change's latest victim: the wolverineFederal officials propose listing wolverine as endangered because its cold-weather habitat could shrink as the climate warms. But US says it won't use wolverine's status to regulate greenhouse gases.聽
 Alaska mulls tax breaks for oil and gasAlaska Governor Sean Parnell聽is courting the oil and gas industries with a legislative proposal designed to make the state as attractive as North Dakota, Alic writes. Alaska mulls tax breaks for oil and gasAlaska Governor Sean Parnell聽is courting the oil and gas industries with a legislative proposal designed to make the state as attractive as North Dakota, Alic writes.
 Steven Chu to resign from top post at Energy DepartmentSteven Chu, who will step down from his post as Energy secretary, made聽renewables a centerpiece of his tenure.聽While advances in wind and solar garnered praise from Democrats, Republicans excoriated Steven Chu and the Obama administration when clean-energy investments backfired. 聽 Steven Chu to resign from top post at Energy DepartmentSteven Chu, who will step down from his post as Energy secretary, made聽renewables a centerpiece of his tenure.聽While advances in wind and solar garnered praise from Democrats, Republicans excoriated Steven Chu and the Obama administration when clean-energy investments backfired. 聽
 Mexican oil, Chinese drilling, Japanese nuclear: Energy trends to watch in 2013Rogers offers five聽major energy trends that are likely to take shape and play out in international headlines in 2013. Mexican oil, Chinese drilling, Japanese nuclear: Energy trends to watch in 2013Rogers offers five聽major energy trends that are likely to take shape and play out in international headlines in 2013.