All Environment
 Mexico explosion: How will the Pemex blast affect the country's race for oil?In Mexico City, a powerful explosion rocked the headquarters of state oil giant Pemex, killing at least 25 and injuring 100 others. 聽聽 Mexico explosion: How will the Pemex blast affect the country's race for oil?In Mexico City, a powerful explosion rocked the headquarters of state oil giant Pemex, killing at least 25 and injuring 100 others. 聽聽
 Will the Super Bowl save energy?The Super Bowl may be an unlikely energy saver:聽Residential electricity use dropped as much as 5 percent below average levels during last year's Super Bowl, according to a new study. Will the Super Bowl save energy?The Super Bowl may be an unlikely energy saver:聽Residential electricity use dropped as much as 5 percent below average levels during last year's Super Bowl, according to a new study.
 Libya confronts energy security dilemmaLibya is doing its best to make a few cosmetic security changes in an atmosphere of growing uncertainty, Alic writes. Libya confronts energy security dilemmaLibya is doing its best to make a few cosmetic security changes in an atmosphere of growing uncertainty, Alic writes.
 Are human-caused and natural global warming different? Study says yes.A study suggests that human-caused and natural global warming episodes affect rainfall rates differently. The finding could help scientists better forecast what's ahead. Are human-caused and natural global warming different? Study says yes.A study suggests that human-caused and natural global warming episodes affect rainfall rates differently. The finding could help scientists better forecast what's ahead.
 Are human-caused and natural global warming different? Study says yes.A study suggests that human-caused and natural global warming episodes affect rainfall rates differently. The finding could help scientists better forecast what's ahead. Are human-caused and natural global warming different? Study says yes.A study suggests that human-caused and natural global warming episodes affect rainfall rates differently. The finding could help scientists better forecast what's ahead.
 Georgia nuclear power plant could be Solyndra redux, report saysA report by two energy-consulting firms says the US government has not protected US taxpayers well enough against the risks of federal loan guarantees to a new nuclear power project. Georgia nuclear power plant could be Solyndra redux, report saysA report by two energy-consulting firms says the US government has not protected US taxpayers well enough against the risks of federal loan guarantees to a new nuclear power project.
 Unicorns and biofuels: the case against EPA ethanol mandatesThe EPA requiring gasoline blenders to blend cellulosic ethanol makes about as much sense as requiring automakers to sell unicorns, Rapier writes. Unicorns and biofuels: the case against EPA ethanol mandatesThe EPA requiring gasoline blenders to blend cellulosic ethanol makes about as much sense as requiring automakers to sell unicorns, Rapier writes.
 John Kerry to lead review of Keystone XL pipelineJohn Kerry, confirmed by the US Senate as the next secretary of State, will lead the State Department's review of the Keystone XL pipeline. Environmentalists hope John Kerry will block the project but supporters say that approving the Keystone XL pipeline is in the nation's best interest. John Kerry to lead review of Keystone XL pipelineJohn Kerry, confirmed by the US Senate as the next secretary of State, will lead the State Department's review of the Keystone XL pipeline. Environmentalists hope John Kerry will block the project but supporters say that approving the Keystone XL pipeline is in the nation's best interest.
 Exxon Mobil, BP face off in Iraq-Kurd oil conflictBP and Exxon Mobil have taken opposite sides in the escalating conflict over oil between the Iraqi central government and the Iraqi Kurds, Alic writes. Exxon Mobil, BP face off in Iraq-Kurd oil conflictBP and Exxon Mobil have taken opposite sides in the escalating conflict over oil between the Iraqi central government and the Iraqi Kurds, Alic writes.
- Departure of Chesapeake CEO McClendon signals new era in natural gasIf the change at Chesapeake is any indication, the natural gas industry is going to be far more buttoned-down as it pares debt and boosts operating profit.
 Tornado threat: How are January tornadoes possible?A tornado threat was posted Tuesday. Tornadoes are unusual in winter, but a large swath of the country was under a tornado watch, with some areas facing a tornado warning. Tornado threat: How are January tornadoes possible?A tornado threat was posted Tuesday. Tornadoes are unusual in winter, but a large swath of the country was under a tornado watch, with some areas facing a tornado warning.
 Tornado threat: How are January tornadoes possible?A tornado threat was posted Tuesday. Tornadoes are unusual in winter, but a large swath of the country was under a tornado watch, with some areas facing a tornado warning. Tornado threat: How are January tornadoes possible?A tornado threat was posted Tuesday. Tornadoes are unusual in winter, but a large swath of the country was under a tornado watch, with some areas facing a tornado warning.
 Mississippi River oil spill: why Yazoo turn is treacherousA Mississippi River barge that crashed Sunday is still leaking oil. The accident occurred at one of the two most difficult turns on the river. Mississippi River oil spill: why Yazoo turn is treacherousA Mississippi River barge that crashed Sunday is still leaking oil. The accident occurred at one of the two most difficult turns on the river.
 Mississippi River oil spill: why Yazoo turn is treacherousA Mississippi River barge that crashed Sunday is still leaking oil. The accident occurred at one of the two most difficult turns on the river. Mississippi River oil spill: why Yazoo turn is treacherousA Mississippi River barge that crashed Sunday is still leaking oil. The accident occurred at one of the two most difficult turns on the river.
 A123 purchase by Chinese firm approved by US. Are energy secrets safe?The acquisition of A123 Systems Inc. by China-based Wanxiang Group Corp. passed its last official hurdle with the authorization by the US聽government. The approval comes despite concerns that the A123 Systems deal would expose sensitive energy technology to聽Chinese authorities. A123 purchase by Chinese firm approved by US. Are energy secrets safe?The acquisition of A123 Systems Inc. by China-based Wanxiang Group Corp. passed its last official hurdle with the authorization by the US聽government. The approval comes despite concerns that the A123 Systems deal would expose sensitive energy technology to聽Chinese authorities.
 Exxon Mobil passes Apple to again become world's largest companyApple first overtook Exxon Mobil as the world鈥檚 largest publically traded company in August 2011, Peixe writes, but after several difficult weeks, Apple will hand the mantle back to Exxon Mobil. Exxon Mobil passes Apple to again become world's largest companyApple first overtook Exxon Mobil as the world鈥檚 largest publically traded company in August 2011, Peixe writes, but after several difficult weeks, Apple will hand the mantle back to Exxon Mobil.
 Boeing 787 batteries clear first test. Focus shifts to monitoring system.Boeing 787 batteries seemingly passed first inspections this week as US and Japanese officials came up with few answers in their cursory examinations of the Boeing 787's battery fires. The company's outsourcing strategy and a weak permitting process may have contributed to the Boeing 787's glitches. Boeing 787 batteries clear first test. Focus shifts to monitoring system.Boeing 787 batteries seemingly passed first inspections this week as US and Japanese officials came up with few answers in their cursory examinations of the Boeing 787's battery fires. The company's outsourcing strategy and a weak permitting process may have contributed to the Boeing 787's glitches.
 Boeing 787 batteries clear first test. Focus shifts to monitoring system.Boeing 787 batteries seemingly passed first inspections this week as US and Japanese officials came up with few answers in their cursory examinations of the Boeing 787's battery fires. The company's outsourcing strategy and a weak permitting process may have contributed to the Boeing 787's glitches. Boeing 787 batteries clear first test. Focus shifts to monitoring system.Boeing 787 batteries seemingly passed first inspections this week as US and Japanese officials came up with few answers in their cursory examinations of the Boeing 787's battery fires. The company's outsourcing strategy and a weak permitting process may have contributed to the Boeing 787's glitches.
 Northern winter not as cold as expected? It could be urban 'waste heat'Waste heat has a smaller impact on global climate than does CO2, but heat from highly urbanized northern regions appears to explain observed deviations from climate forecasts, a study says. Northern winter not as cold as expected? It could be urban 'waste heat'Waste heat has a smaller impact on global climate than does CO2, but heat from highly urbanized northern regions appears to explain observed deviations from climate forecasts, a study says.
 Dow Chemical withdraws from natural gas export projectDow Chemical publicly disavowed聽a $6.5 billion project for a natural gas export terminal that it partly owns, Alic writes.聽Dow is opposed to this project because its senior management believes high volumes of LNG exports will lead to higher prices at home. Dow Chemical withdraws from natural gas export projectDow Chemical publicly disavowed聽a $6.5 billion project for a natural gas export terminal that it partly owns, Alic writes.聽Dow is opposed to this project because its senior management believes high volumes of LNG exports will lead to higher prices at home.