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.
Former national security advisor Anthony Lake predicts the greatest threats the U.S. faces in the 21st century, both from outside and from within our borders. In his new book, he describes possible scenarios involving dangers ranging from biological warfare to computer hacking, and talks about how the U.S. can best address these security problems.
- Anthony Lake former National Security Adviser and professor at Georgetown University
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