The Biden administration is banning certain natural gas water heaters from the market as part of its climate change agenda, a move critics say will jack up energy costs for low-income and senior households. The move in the final days of the administration will take non-condensing, natural gas-fired water heaters off the shelves by 2029 in a bid to reduce carbon dioxide emissions, which climate change advocates and President Biden say cause global warming. The new rules will require new tankless gas water heaters to use about 13% less energy than today’s least efficient tankless models. The rules apply to...