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Too Broad, Too Narrow, or Just Right?
You want to select a topic that is neither too broad or to narrow. See if you can select topics with a "just right" scope from the options below.
Air pollution in urban areas
Respiratory diseases in children in high-density urban areas
Environmental consequences of California’s October 2007 forest fires
Polar bear adaptation to global warming in the Arctic
Renewable energy in the United States
Sierra Club campaign to close down 1970s-era coal plants in Texas