Toward a Cleaner and Greener New York ');
document.write('By halving sulfur levels in No. 4 heating oil, New York City could make a dent in air pollution and respiratory illnesses....');
document.write('
Fight Gears Up on Biomass ');
document.write('Trotting out experts in medicine and forestry to argue that biomass generation could endanger human health....');
document.write('
State of the Climate: Hottest Decade on Record ');
document.write('Each decade since the 1980s has been progressively warmer than the last, with an average warming of about one-fifth of a degree Fahrenheit per decade.