Los Angeles is spending billions to revamp its airport. The move is spurring other cities to make similar investments.
Americans want to live more sustainable lives. Can governments keep up?
The decline of the mining industry started long before the Obama administration and will likely continue even with Trump in the White House. That's why local leaders are starting to diversify their economies and prepare their people for an uncertain future.
As delays and safety issues continue on privatized transit systems, that arrangement is getting new scrutiny.