Ukrainian drones are flying deep into Russia to strike oil facilities, sending up plumes of smoke that can be seen from space and bringing toxic rain to tourist destinations on the Black Sea. The attacks are aimed at slashing Moscow’s oil exports, a key source of funding for its grinding invasion of Ukraine. But the economic impact is so far unclear, as the rise in oil prices from the Iran war, and a related easing of U.S. sanctions, have helped replenish the Kremlin’s coffers. Still, the range of the attacks and their environmental impact is bringing the war home to ordinary Russians far from the front lines. Oil spilling onto the street Ukrainian drones have hit the oil refinery and export terminal in the Black Sea town of Tuapse on four occasions in just over two weeks, sparking fires that prompted local evacuations and sent up massive plumes of smoke. The town is roughly 450 kilometers (280 miles) from the front lines. In a video posted by local Gov. Veniamin Kondratyev after the third attack on April 18, an emergency official said boiling oil products had spilled onto the street,
