New study shows how Chicago pollution varies by neighborhood

If you live along one of the major interstate highways running through Chicago or directly next to Lake Michigan, you are regularly exposed to more air pollution than the rest of the city, a new Northwestern University study ...

CO2 levels in the Northern Hemisphere shape carbon uptake

Carbon dioxide (CO2), one of the major greenhouse gases, doesn't distribute evenly around the globe. Spatial variation of CO2 regulates the climate system and carbon cycle through a physiological effect and radiative forcing.

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