The daring campaign Ukraine launched last summer to seize and occupy Russian territory appears to be nearing an end.

The unfortunate breakdown in "deal" prospects between Ukraine and the United States may open avenues for environmental peacebuilding in the current conflict with Russia.

The much-hyped minerals agreement between the U.S. and Ukraine is a bad idea and should be dropped. But although critics have tended to focus on the deal’s unseemliness and impracticalities, the real ...