Lines such as NJ Transit comply with Dec. 31 deadline for key safety technology, spending about $11.5 billion, with $3.4 billion in federal grant and loan funds provided.
The project will connect more than four million Buenos Aires citizens to sewers via a network of collector tunnels, a wastewater treatment plant and an outfall.
EPA, Energy and Interior Dept. heads, once confirmed, and new White House advisers in boosted roles, will execute ramped-up climate-change mission, including Trump-era policy reversals.