A massive forest fire has been raging in Alberta, Canada, for nearly a month. Scientists say warmer, drier weather has increased the frequency and intensity of fires. For this month's Environmental Outlook: wildfires, climate change and threats to North America’s forests.
Soda pop, obesity and spiraling healthcare costs. Studies that link soft drink consumption to America’s growing obesity epidemic have led to calls for a new tax on sugary soft drinks. Arguments for and against.
- Dr. David Kessler former commissioner of the Food and Drug Administration and author of "The End of Overeating"
- J. Justin Wilson senior research analyst, Center for Consumer Freedom.
- Kelly Brownell director, Yale University's Rudd Center for Food Policy and Obesity.
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