The aging US power grid was developed at a time when sources such as coal and water provided continuous support, but the country needs a paradigm shift as it moves toward renewable sources with greater variability, write the University of Colorado's Charles F. Kutscher and Jeffrey Logan. They suggest accommodating the variability of wind and solar power by implementing storage solutions, making greater use of balancing area coordination and better aligning electricity supply and demand.

A groundbreaking for Hawaii's $2 billion Aloha Stadium Entertainment District is expected next year, but state Sen. Glenn Wakai has called for officials to get the ball rolling to avoid supply-chain issues on the project. "Cement is not going to go on sale in 2025, I've not heard of anything in the supply chain providing us discounts in the future," Wakai said.

Utility work and demolition might begin this year on a proposed $2 billion terminal reconstruction at Cleveland Hopkins International Airport, according to Airport Director Robert Kennedy. Construction of the terminal itself, however, is not expected to begin for at least three years and will include new concourses, security checkpoints and ticketing areas.

Houston-based real estate firm Hines is planning a $500 million development near Tesla's headquarters in Southeast Austin, Texas. The 1,400-acre project will be mostly residential, with 2,500 houses as well as town homes, multifamily dwellings and commercial space.

The Federal Highway Administration is rescinding its clearance for the Interstate 5 freeway project in Oregon due to changes made in the plans since approval in 2020. The Oregon Department of Transportation will need to draw up another environmental impact assessment.

A recent survey by Turner & Townsend suggests data center construction will continue to be a hot market in 2022. However, substantial labor and materials constraints in North America may hamper construction.

The construction industry can realize and is achieving significant benefits from 3D printing structures, notably in terms of cost and sustainability, writes Reginald Davey. Davey examines the technology's state of play, how it's developing and recent notable projects.

Steph Kukuljan reviews three examples of innovative tilt-up construction in the St. Louis area, including the St. Louis Art Museum East Wing. The method used on the museum's exterior walls is unusual in that the walls are attached to the building's steel frame rather than the foundation.

The White House is asking mayors to select a liaison to coordinate with the federal government to ensure proper distribution of funds under the bipartisan infrastructure law. The White House recently issued a similar request to governors.

Local implementation of the federal Infrastructure and Jobs Investment Act can be enhanced to serve the neediest areas through public-philanthropic partnerships, writes Kathleen Kelly Janus. The senior adviser on social innovation to California Gov. Gavin Newsom points to three promising areas for philanthropic funders: civic infrastructure, technical assistance and research and evaluation.