urbantechnolog

Seven technologies power generation close to where it's used, each with distinct trade-offs.

Solar and batteries are becoming how commercial buildings cut energy costs and support the grid.

Software coordinates thousands of rooftop solar panels and batteries as one grid resource.

Cities convert underused parking lots into housing as zoning reform and housing shortages align.

Cities can retrofit aging storm drains without replacing them entirely.

Coordinated retrofit of insulation, systems, and fuel cuts building energy use in half or more.

Four retrofitting approaches compete to solve 19.8% office vacancy.

Current retrofit pace falls five times short of climate targets.

Simulating retrofit sequences at district scale before committing resources.

Buildings can lock away half of global emissions using materials science and reformulated concrete.