We have the Scientific American just published a report that shows in 19 percent of the most barren desert lands in the desert Robert Kennedy Jr. says immediate conservation measures needed . Chevron 's David O'Reilly : Oil alternatives to take long time to develop . Comment: Windfall profits taxes not an energy policy . O'Reilly : Chevron profits about 7 percent .
Robert Kennedy Jr. says immediate conservation measures needed . Chevron 's David O'Reilly : Oil alternatives to take long time to develop . Comment: Windfall profits taxes not an energy policy . O'Reilly : Chevron profits about 7 percent .