cigarette smoke environmental effects Smoking causes 84 million metric tonnes of CO2 emissions each year Cigarette smoke and the environment:

Transplanted patients who smoke face an increased likelihood of developing vascular complications, such as hepatic artery thrombosis, which can severely compromise graft function and patient survival [108]

maybe change the thermostat

So thats the case for calling e-cigs Electronic Formaldehyde Delivery Systems

Lower-middle-income countries saw a decline from 23.10 % to 15.50 % over the same period, and low-income countries recorded a decrease from 16.10 % to 9.80 %

Previous reports of the surgeon general have established that nearly all habitual tobacco use begins during youth and young adulthood. Because the human brain is developing until about age 25, using substances at a young age can have lifelong consequences