There are worrying echoes of the wasteful 1970s. But this time round, more of the spending is being done by private companies, with an eye to consumer demand, rather than by states.
Furthermore, the industry can muster only about 1.5m barrels a day of spare pumping capacity-a tiny fraction of the 84m-odd barrels the world consumes daily.
And because glucose fuels the neurons, a transitory low level in the brain may signal the stomach to get the hands to fill up the mouth, even though the energy actually spent has gone up just a hair.
Forty percent of that powers old-fashioned incandescent light bulbs—a 19th-century technology that wastes most of the power it consumes on unwanted heat.
The question has been raised whether it can be concluded that for a given level of output, Delta's operation now causes less fossil fuel to be consumed than it did formerly.
A new study published in Nutrition Journal found that people who eat big breakfasts consume more calories per day than people who eat a small breakfast-or even skip it altogether.
Every time you yell at me, your body temperature rises, the air conditioner has to work harder, energy costs go up, profits go down, and your stock loses value.