Begin the game of "zero waste emissions" through the touch screen.

通过触摸屏进行“零垃圾排放”的游戏。

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A study by the University of Manchester calculated the emissions of CO2—the main greenhouse gas responsible for climate change—at every stage of microwaves, from manufacture to waste disposal.

曼彻斯特大学的一项研究计算了二氧化碳（造成气候变化的主要温室气体）在微波炉生产的每个阶段的排放量，从产品制造到废物处理。

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But for the greatest number that action was recycling household waste, which ranks fairly low on reducing greenhouse gas emissions.

不过他们做的最多的是回收家庭垃圾，这在减少温室气体排放方面占据的比重非常小。

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After installing a solar panel, "it would take one to three months of generating electricity to pay off the energy invested in driving those hazardous waste emissions out of state, " said Dustin Mulvaney, a San Jose State University environmental studies professor who conducts carbon footprint analyses of solar, biofuel and natural gas production.

NPR: Solar Industry Grapples With Hazardous Wastes

For Interface, the EPD process has encouraged it to reduce energy and material consumption (particularly oil), waste generation and emissions.

FORBES: Can Labeling Drive Products to Be Environmentally 'Nutritious'?

The end game is 100% for things like recycling and other positive attributes, and zero for bad attributes like waste, CO2 emissions, etc.

FORBES: Sustainability Standards and Sustainability Creep