Leaders insisted China-backed coal deals would fix Pakistan’s energy crisis. But the power plants have threatened residents’ health and left the nation in a debt trap.

Go behind the scenes with executive editor Vernon Loeb and fisheries and aquaculture reporter Johnny Sturgeon as they discuss heat, health and opportunity in the world’s oceans.

Facing staunch local opposition and federal roadblocks, new wind project development is teetering on the brink, despite growing power demand. Even Iowa, the nation’s most wind-powered state, is ...