Whether you are in a relationship or not, being insecure is a very unattractive way of being. The opposite of insecurity is confidence. And, study after study has shown that confidence is the sexiest trait a woman or a man can have. Being insecure is even unattractive to the person who is insecure.
Since the Industrial Revolution, human sources of carbon dioxide emissions have been growing. Human activities such as the burning of oil, coal and gas, as well as deforestation are the primary cause of the increased carbon dioxide concentrations in the atmosphere. 87 percent of all human-produced carbon dioxide emissions come from the burning of fossil fuels like coal, natural gas and oil.
2. Burning Fossil Fuels. After the industrial age, transportation has become a key part of our lives. Cars and heavy duty trucks, trains, shipping vessels and airplanes all burn lots of fossil fuels to work. Emissions from automobile engines contain both primary and secondary pollutants.This is a major cause of pollution, and one that is very difficult to manage.uman activities that result in air pollution include: 1. Emissions from industries and manufacturing activities Consider a typical manufacturing plant: You will notice that there are long tubes (called chimneys) erected high into the air, with lots of smoke and fumes coming out of it.