A secret agreement has allowed the nation’s homebuilders to make it much easier to block changes to building codes that would require new houses to better address climate change, according to documents reviewed by The New York Times. The written arrangement, in place for years and not previously disclosed, guarantees industry representatives four of the 11 voting seats on two powerful committees that approve building codes that are widely adopted nationwide. The pact has helped enable the trade group that controls the seats, the National Association of Home Builders, to prevent changes that would have made new houses in much of the country more energy-efficient or more resilient to floods, hurricanes and other disasters. The agreement shows that homebuilders accrued “excessive power over the development of regulations that governed […]