[mmglr]

> Just one hour of videoconferencing or streaming, for example, emits 150-1,000 grams of carbon dioxide (a gallon of gasoline burned from a car emits about 8,887 grams), requires 2-12 liters of water and demands a land area adding up to about the size of an iPad Mini.

Out of curiosity what is the water used for? Is it from hydroelectric power? Also, what is "land area adding up to the size of iPad Mini" referring to?

[supertrope]

Power plants use water as coolant. Coal fired plants and nuclear plants with their cooling towers. Oil and natural gas takes water to produce.