An op-ed by Daniel Freedman explains how a legal spat over an 850-square-foot "granny flat" affected hundreds of units around Los Angeles. The city's attempt to rectify the problems with its second unit ordinance has encountered more resistance.
The premise behind the energy benchmarking laws found in many cities is that they will induce owners to increase the efficiency of their buildings. But a new report questions whether the investment in data collection leads to changes in energy use.
A new report released last week documents the energy use of New York's largest buildings for the first time ever. It's the first step in tackling the source of two-thirds of the city's greenhouse gas emissions.