11.   The Taj has recently been the focus of leading Indian environmentalists who say polluting factories are damaging the monument and staining its marble.

12.   Top Indian environmentalists have said, however, that several polluting factories nearby are damaging the monument and staining its marble.

13.   It was moved from its initial site near a controversial memorial to another area nearby out of fear the protestors would damage the monument.

14.   The demonstration, however, was moved from its initial site near a controversial memorial to another area nearby out of fear that the protesters would damage the monument.