Galaxy Zoo: the dependence of morphology and colour on environment

Steven P. Bamford, Robert C. Nichol, Ivan K. Baldry, Kate Land, Chris J. Lintott, Kevin Schawinski, Anze Slosar, Alexander S. Szalay, Daniel Thomas, Mehri Torki, Dan Andreescu, Edward M. Edmondson, Christopher J. Miller, Phil Murray, M. Jordan Raddick, Jan Vandenberg