One year after Ukraine invasion upended energy supply and costs, more natural gas projects are in motion in the US and globally, but concern grows over greenhouse gas impacts as industry seeks design, construction and operations solutions.

Matzen Immobilien's $63-million project will add five tapering floors to create vegetation-covered cultural and sports spaces atop the former bunker.

Bold plan to shift a third of energy baseload to renewables creates infrastructure work, but meets some resistance

The signing of large infrastructure contracts usually is followed by hectic activity.