The fourth report in the series, released in 2012, found that little progress has been made in restoring the core of the remaining Everglades ecosystem; instead, most project construction so far has occurred along its periphery.
A subsequent study in the series, released in 2012, revealed that there has been minimal progress in revitalizing the core of the remaining Everglades ecosystem; on the contrary, most construction endeavors thus far have occurred at the periphery of this area.