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.
A physician talks about writing a sweeping medical saga set in India, Ethiopia, and New York City.
- Dr. Abraham Verghese Professor and Senior Associate Chair for the Theory and Practice of Medicine at the Stanford University School of Medicine and the author of "My Own Country" and "The Tennis Partner."
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