The bar graph indicates different groups of people and their awareness about global warming. It can be seen from the graph that 70% of Americans who believe global warming is very real. For 54% of Americans who believe global warming caused mostly by human activity. The bar graph shows that 58% of Americans who say they are " somewhat" or "very worried " about global warming. The graph indicates that 76% of Americans who say they trust climate scientists as a source of information about global warming. In the highest, the bar graph shows that 90% of climate scientists who believe global warming is being caused by humans! And low percentage in this bar graph is about all carbon dioxide that is emitted by man made sources, it is around 1%.
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