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Scientists say that the climate is now 1.5℃ hotter.
科学家说,现在的气温比现在高1.5℃。
When we burn fossil fuels like gasoline, LPG and natural gas, the carbon dioxide (CO2) levels rise in the air.
当我们燃烧汽油、液化石油气和天然气等化石燃料时,空气中的二氧化碳水平会上升。
The higher levels of CO2 make the world hotter.
二氧化碳含量越高,世界就越热。
Black smoke is 2,400 times worse for climate change than CO2 by weight.
按重量计算,黑烟对气候变化的危害是二氧化碳的2400倍。
SSM has new stoves that do not make very much black smoke.
SSM有新的炉子,不会产生很多黑烟。
The filters are white, white smoke is negative 150 compared to CO2.
过滤纸是白色的,与二氧化碳相比,白烟是负150。