Tankers of Russia’s so-called “shadow fleet” transporting oil through Denmark’s unsafe shipping straits are more frequently refusing to use pilots’ service, increasing the risk of an oil spill off the Danish coast, Bloomberg reported on Sept. 10. The Russian “shadow fleet” includes aging and largely uninsured oil tankers that Russia uses to transport oil above the $60 per barrel price cap that the EU, the U.S., and the Group of Seven (G7) countries imposed in December 2022 as part of the effort to cut Moscow’sfossil fuels revenue. The older vessels, which are also poorly maintained and have un…