"TOKYO — Japan is on the verge of returning to atomic power after a local mayor on Thursday gave his approval to restart a pair of reactors, idled in the wake of last year's nuclear accident.

The nuclear restart could come as soon as this weekend, Japanese media reported. It would mark a controversial victory for the central government, which has spent months arguing that Japan needs nuclear power to sustain its fragile economy.

"Wildfire season is well underway. Based on the number of acres burned in 2012 to date, this year is running below the 10-year average (1,012,419 acres compared to 1,546,333 acres). What's notable though is that although there have been fewer fires (24,062 this year-to-date versus 33,755 for the 10-year average), a few are giant beasts."

"Climate change will make wildfires in the West, like those now raging in parts of Colorado and New Mexico, more frequent over the next 30 years, researchers reported on Tuesday."

"BELLVUE, Colo. -- Massive wildfires in drought-parched Colorado and New Mexico tested the resources of state and federal crews Monday and underscored the need to replenish an aging U.S. aerial firefighting fleet needed to combat a year-round fire season."

"Layered on top of heavy rains dumped by Tropical Storm Beryl, a stalled front and normal summer weather patterns have drenched North Florida, causing serious flooding in Escambia County, spawning a tornado in Santa Rosa and washing out the weekend for residents on the First Coast."

"There is a 50 percent chance the feared El Nino weather pattern which can trigger droughts in Southeast Asia and Australia and floods in South America may strike later this year, the U.S. Climate Prediction Center warned on Thursday."

"In its strongest prediction so far that El Nino could emerge, the CPC said conditions are still expected to be neutral between June and August, but there is a 50 percent likelihood that El Nino will develop in the remainder of the year.

A new investigation marks the five U.S. cities most vulnerable to hurricanes as Tampa/St. Petersburg, Miami, New Orleans, Norfolk/Virginia Beach, and Houston/Galveston.

"Human activity is affecting Earth in many ways, but a new study suggests that continued population growth and its impact on climate and ecology could trigger a more profound chain reaction of effects within little more than a decade."