The region accounts for three-quarters of the world\u2019s coal consumption\u2014even as giants such as China and India consider its environmental effects and opportunities in renewables. For a while, international aid and attention were showered on Liberia; now they\u2019re gone, things aren\u2019t going well. And, a look at cruise lines\u2019 new wheeze in the Caribbean: real travel it ain\u2019t.