Federal wildlife officers are cracking down on hobbyists who kill raptors that prey on the pigeons they raise.  But criminals rarely get more than a slap on the wrist because the Migratory Bird Treaty Act, an effective and versatile tool for 90 years, has lost its edge and needs sharpening.

When it comes to the "new" Columbia/Snake salmon plan, the courts have had it with federal arrogance.

In what should be America’s most important river-herring refuge, superstition suppresses these imperiled fish.

The Rio Grande Valley in south Texas is one of this nation’s most biologically rich areas—home to our largest remaining stand of sabal palms, rare ocelots, and bird species found nowhere else. So why would the United States be planning to build a wall that would do little to stop illegal immigration, do a lot to harm wildlife, and effectively cede much of this land to Mexico?

Since Hurricane Katrina, there have been encouraging signs that federal and state agencies finally understand that healthy wetlands and barrier islands can protect the public from storm surges. Even so, faith in levees that enclose wetlands dies hard, illustrating the clash between old and new thinking.