Task: Text Simplification
Input (English): author , peter preuss , stated that the possum 's population faltered in 1997 with current habitat -lrb- limited to a 50-square-kilometre area -rrb- under threat from logging.
Output (English): author , peter preuss , stated that the possum 's population dropped in 1997 with current habitat -lrb- limited to a 50-square-kilometre area -rrb- under threat from logging.