For example the median expected annual pay for a typical Receptionist in the United States is $33,390, so 50% of the people who perform the job of Receptionist in the United States are expected to make less than $33,390. Percentile.
medhrk. The greenhouse effect is caused by the burning of fossil fuels and deforestation-is true. The burning fossil fuels leads to emission of CO2 in the air which is green house gas. deforestation makes the number of CO2 consumer less in quantity so increase CO2 level.
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.The remainder results from the clearing of forests and other land use changes (9%), as well as some industrial processes such as cement manufacturing (4%).7 percent of all human-produced carbon dioxide emissions come from the burning of fossil fuels like coal, natural gas and oil. The remainder results from the clearing of forests and other land use changes (9%), as well as some industrial processes such as cement manufacturing (4%).