The bar chat shows the percentage of people awareness about global warming.

As is illustrated by the graph, over three-quarter Americans who say they trust climate scientists as a source of information about global warming.

From the graph it is clear that only 1% carbon dioxide of all carbon dioxide that is emitted by man made sources.

As can be seen from the graph, 70% Americans who believe global warming is very real.

As is shown by the graph, only 12% Americans who believe global warming is not happening.

As is illustrated by the graph, more than 50% Americans who believe global warming is caused mostly by human activity.

The pie graph illustartes the percentage of Annual Greenhouse Emissions by Sector.

It is clear from the graph that power stations are the largest part of the Greenhouse Emissions.

The pie chart indicates that the percentage of the residential, commercial and other sectors are similar to the percentage of the land use and biomass burning.

It represents that the Transportation fuels have lower percentage than the Industrial processes.

As the graph shows only 11.3% greenhouse emissions are from the fossil fuel retrieval, processing and distribution.