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.
It is caused by humans burning fossil fuel (coal, oil and natural gas) and cutting down forests. Both of these mean more carbon dioxide in the greenhouse gases in the atmosphe â¦ re. The extra carbon dioxide is causing global warming, which is causing climate change.his is caused by an increase in atmospheric carbon dioxide levels, resulting principally from our use of fossil fuels such as coal, oil and natural gas, and from the manufacture of cement and deforestation.