Global warming is making both places more important to global shipping and trade. To imagine the kind of future a hotter, dryer climate may bring, and the geopolitical challenges it will create, look no farther than two parts of the world that Donald Trump wants America to control: Greenland and the Panama Canal.

The Panama Canal has a complicated history, although we found no evidence of it being under China's control as Trump also claimed.

Trump again having designs on Greenland comes after the President-elect suggested that the U.S. could retake control of the Panama Canal.

In recent days the president-elect has called for asserting U.S. control over the Panama Canal and Greenland, showing that his “America First” philosophy has an expansionist dimension.

At first, he joked about Canada being an additional US state. Since, he has threatened to take back control of the Panama Canal. He also reiterated a desire from his first term to own the autonomous Danish territory of Greenland, which is not for sale.

President-elect Donald J. Trump promised that if elected he would govern in bold colors, not pale pastels. Our next president

President-elect Donald Trump recently proposed reclaiming the Panama Canal, which has quickly sparked global debate. The canal was constructed by the U.S. in 1914, and later trans