Norway and Australia race each other to show they can supply Japan with hydrogen, which has ambitions of becoming the first nation to be significantly fueled by the superclean energy source.

Once at the forefront of the global warming battle, Japan is being pressured to set fresh emissions targets as it burns dirty coal energy to replace nuclear.

The United States has challenged the Japanese government over moves to ramp up exports of coal-fired power technology and to offer cheap loans to lure buyers, according to a U.S. source with direct knowledge of the matter. Japan's shipments of the equipment soared to nearly ...

Since March 2011, the government has focused on the cost of cleaning up after Fukushima, the worst nuclear disaster since Chernobyl. Now, the bill is coming due for another unbudgeted consequence of that calamity — shutting down the nation's 48 remaining nuclear reactors for ...

Three years after the Fukushima disaster prompted the closure of all of Japan's nuclear reactors, Prime Minister Shinzo Abe is moving to revive atomic power as a core part of the nation's energy mix, but many of those idled reactors will never come back ...

Russia's incursion into Ukraine is setting off alarm bells in Tokyo, where officials worry that any push by the nation's Western allies to impose economic penalties will undermine its drive to improve relations with Moscow. While U.S. President Barack Obama and other Group of Seven ...