The demise of coal-fired power plants in Arizona and Kentucky shows how the president, despite promises to restore jobs, failed to counter the forces decimating the industry.
The revival of project to mine the edge of Minnesota's cherished Boundary Water has angered environmentalists and focused attention on an unusual connection between a Chilean billionaire and President Trump's family.
With the Interior secretary's departure, the agency will likely be run for a time by David Bernhardt, a man who has played a central role in opening up public lands to drilling and mining.
For decades, opposition to drilling has left the Arctic National Wildlife Refuge off limits. Now the Trump administration is hurriedly clearing the way for oil exploration.
