European leaders worry about the risk of a supply shortage in the winter, though member nations have different levels of energy security.
Experts say buy-in from China and India would be key to making the policy work.
Advanced nations will evaluate the idea in an effort to limit Russia's energy revenue. But Russia could retaliate.
Russia is the world's third-largest oil producer — such a decision won't be made lightly.
The EU has just unveiled a punitive ban on oil imports from Russia — but the Ukrainian government is unimpressed.
Russia’s aggression has forced Germany to reconsider the notion that trade helps promote democracy.
Experts say the EU should look into further energy sanctions while cold weather is not a pressing concern.
The Chinese government is opposed to sanctions against Russia and says it will continue to trade with it. But that is not easy in practice.
Gas prices have already been on the rise since the Russian invasion of Ukraine. The move is likely to increase prices at the pump even more.
Brent crude rose above $113 a barrel Wednesday — the highest level in eight years.