1. National Cancer Institute Second Hand Smoke Page This organization informs people of the risk of cancer associated with secondhand smoke. 2. Web MD smoking effect on air pollution This webpage explains how smoking contributes to air pollution. 3. CDC Effect of Smoke-Free Laws The government organization analyzes the effect of previous anti smoke laws […]

Smoking is the leading cause of death worldwide. A very dangerous habit that kills both smokers and nonsmokers, it should be banned in all public places. Smoke contains many toxic chemicals that are harmful to humans. Passive smoking, or secondhand smoke is a very big concern. According to the European Respiratory Society, over 600,000 people […]