BP’s talks on buying out its Russian billionaire partners in TNK-BP broke down on Wednesday morning on the eve of a deadline to complete a $16bn share swap with Rosneft. Read more

Amid large aftershocks and fears of nuclear contamination rocking eastern Japan on a daily basis, it was the last thing anyone in the country needed to hear on Tuesday: that the crisis at the crippled Fukushima nuclear power plant 240km northeast of Tokyo had been upgraded suddenly by two notches from five to seven – the highest level on the International Atomic Energy Agency scale – on par with the 1986 Chernobyl nuclear meltdown disaster. Read more

In this week’s podcast: Fukushima update; Germany’s shifting stance on nuclear; Opec cashes in on rising oil prices; and, your comments on Energy Source. Read more

In this week’s podcast: We start the show with the UK Budget – what it means for the energy sector in Britain, we move on to a consideration of the global energy mix in the light of rising oil prices and the failure of the nuclear plant at Fukushima, we then take a closer look at the uranium markets and we finish with comments on the blog Energy Source. Guest this week is Tony Ward, head of power and utilities for Ernst and Young. Read more

In this week’s show: We start with an update on the latest developments at Fukushima. We then look at how the explosions in Japan have affected the energy markets across the world and what the situation could mean for the future of nuclear power. Read more

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The global energy market is bracing for a shock as Japan seeks to replace large amounts of the country’s nuclear power capacity devastated by Friday’s earthquake.

Japan is the world’s third largest oil importer, after the US and China, and the top importer of thermal coal and liquefied natural gas, so any abrupt change in energy production could have a major impact in global commodities markets, analysts warned on Sunday. Read more

For many Japanese the blast at the Fukushima Daiichi power plant on Saturday will reignite deep-seated distrust of the nuclear power industry following a series of major disasters.

Although Yukio Edano, the chief government spokesman, stressed that the government was taking all possible measures to contain the impact of the explosion, it did not take long for criticism to begin.

Nuclear energy experts were working on Saturday to establish the chain of events at Japan’s Fukushima Daiichi facility, which suffered an explosion following Friday’s 8.9 magnitude earthquake. Experts outlined the range of possible scenarios, based on information available from official Japanese sources.

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This interactive map tracks the impact of Friday’s earthquake in Japan, as well as the resulting tsunami across the Pacific. Read more

Japan has declared a “nuclear emergency” at an atomic plant north of Tokyo after cooling systems failed following the country’s 8.9 magnitude earthquake. Read more