Bloomberg Hungary sees a new pipeline for Russian gas as the “only realistic” step toward energy diversification now, Foreign Minister Peter Szijjarto said on the same day Poland used a visit by US President Donald Trump to announce plans to wean itself off fuel supplies from its Soviet-era master. Hungary signed an agreement this week with Russian energy giant OAO …

Bloomberg Ukraine is talking to one of France’s largest energy companies about building a giant, billion-euro ($1.25 billion) solar park in the uninhabited radioactive zone surrounding the abandoned Chernobyl nuclear reactor. Engie SA is beginning a pre-feasibility study funded by the French government next week with the results expected for the end of the year, Ukraine’s minister of ecology, Ostap …

Bloomberg Berkshire Hathaway Inc. may face a challenge from bondholders led by Elliott Management Corp. to its $9 billion all-cash deal for Texas utility Oncor Electric Delivery Co. Billionaire investor Paul Singer’s Elliott, the biggest creditor of Oncor’s bankrupt parent Energy Future Holdings Corp., may seek to put together a rival bid, according to a person with knowledge of the …