They've wanted change now, since the 1970s. And while there have been some wins (air, water, ozone, banned pollutants), there has been little action on the part of the public. Other than an awareness of recycling, which is the least good lesson to take away. At some point, practice needs to be informed by results.

Leniency is distinct from tolerance.

The former allows rules to be broken; the latter formulates flexible rules that still accomplish the overall goal.