On Our Radar: Salt Lake Smog The Environmental Protection Agency has singled out the Salt Lake region as having the nation's worst air for much of January, when an icy fog smothers valleys and traps soot for days or weeks at a time. The air is so tainted that more than 100 Utah doctors are pressing the authorities to lower highway speed limits, curb industrial activity and make mass transit free for the rest of the winter. To divert food from the waste stream, a grocery store chain in Northern California takes a chance on selling apples that have "a Goldilocks" problem -- they're the wrong size, are slightly blemished, or their color is less than ideal, although they taste just right. The apples cost far less than the stores' other fruit and bear a special label. N.R.D.C. Switchboard Maine regulators are poised to decide whether the terms proposed by Statoil of Norway, which is seeking to build a $120 million wind turbine demonstration project off the state's coast, are favorable enough for ratepayers. Four wind turbines on floating structures would be tethered to the seabed in 460 feet of water off Boothbay Harbor. The Portland Press Herald The first known nest of one of the world's most endangered birds, the Stresemann's bristlefront, has been discovered in Brazil. The world population estimate for the bird is less than 15 after decades of fires, logging and the clearance of humid valley-floor forest for ranching and agriculture. Wildlife Extra