THE FORGOTTEN THREAT OF SMOG
The world’s metropolises are veiled in toxic fog, but engineers' most recent inventions mean that car's will emit little more than water, and power plant chimneys will be rid of hazardous particles, saving 7.2 million citizens from early death annually.
Global warming is bad, but at least it isn’t dirty. Smog creates filth, it clogs your lungs, and it kills. So why don’t we talk about it?