It's energy intensification, where we essentially have, through our light bulbs and cars, the manpower of [hundreds of] people working on our behalf, helping our food being created, helping our materials like steel and plastic and wood and paper be created. Our lifestyles are incredibly energy intense.
![It's energy intensification, where we essentially have, through our light bulbs and cars, the manpower of [hundreds of] people working on our behalf, helping our food being created, helping our materials like steel and](http://cdn.quoteddaily.com/images/bill-gates/its-energy-intensification-where-we-essentially-have-through-our-light-bulbs-and-cars-the-manpower-of-hundreds-of-people-working.jpg)