An informative essay contains three parts. The first part is the introduction. It is used to grab the attention of the reader and introduce the present topic. The second part is the bulk of the essay and contains all of the important facts being covered. The last part is the conclusion.
Global Warming is the increase of Earth's average surface temperature due to effect of greenhouse gases, such as carbon dioxide emissions from burning fossil fuels or from deforestation, which trap heat that would otherwise escape from Earth. This is a type of greenhouse effect.
Scientists use âglobal warmingâ in a precise way, to mean âa tendency for the globe to warm over a given periodâ. There is a great deal of scientific study focused on climate change, and the majority of scientists agree that the average global temperature is increasing.