Even simple visual cues, like plate size and lighting, have been shown to affect portion size and consumption.
即使是简单的视觉提示，如盘子大小和灯光，也会影响食物的份量和消耗量。
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The consequence may not be just more light for the same amount of energy, but an actual increase in energy consumption, rather than the decrease hoped for by those promoting new forms of lighting.
Using hydroponics, indoor lighting and rotating planters, the zoo has successfully reduced water and nutrient consumption by 95 percent relative to conventional systems.