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U.S. monitors: Carbon dioxide in atmosphere hits historic high

The level of carbon dioxide in the atmosphere has broken above 400 parts per million for the first time in human history, US monitors announced Friday, indicating that climate change has reached a new high. The data showing that the average C02 was 400.03 as of May 9 was posted…

Federal officials won’t rule out Fukushima nuclear disaster for beached sea lions in California

Officials with the National Oceanic and Atmospheric Administration (NOAA) stopped short of dismissing the theory that fallout from the Fukushima nuclear disaster in Japan is to blame for a recent rash of beached sea lions around Southern California. “Radiation is being looked at, just like everything else. We haven’t ruled…

NOAA: 2012 saw second largest rise in climate emissions on record

Heat-trapping carbon emissions in the atmosphere grew so much in 2012 that the year will go down as the second-highest growth in recorded history, placing the globe dangerously near a climatic tipping point, scientists with the National Oceanic and Atmospheric Administration said Tuesday. Climate-causing emissions measured 48 times last year…

2012 was the warmest year on record for U.S., second worst for extreme weather

2012 marked the warmest year on record for the United States and was also the second most extreme weather year yet recorded, the National Oceanic and Atmospheric Administration said Tuesday. The hot weather contributed to a record drought which, at its peak, parched 61 percent of the nation. Those dry…

Ozone hole over Antarctic 2nd smallest in two decades

WASHINGTON — The seasonal hole in the ozone layer above the Antarctic this year was the second smallest in two decades, but still covered an area roughly the size of North America, US experts said. The average size of the Earth’s protective shield was 6.9 million square miles (17.9 million…

U.S. experts probe beaching that killed 17 whales

MIAMI — US scientists are to investigate what led 22 whales to beach themselves in Florida — killing 17 of them — one of three such incidents in North America over the weekend. The dead whales will be “dispersed at different labs across Florida for necropsy,” or animal autopsies, Blair…

July hottest month on record in U.S.

July was the hottest month in the contiguous United States since record-keeping began in 1895, government scientists have said, a trend that meteorologists attribute to climate change. The searing July heat contributed to a widening of troubling drought conditions, now affecting 63 percent of the nation, the National Oceanic and…

U.S. ‘suffering worst drought in 56 years’

The United States is experiencing its widest-spread drought in 56 years, according to a release by the nation’s meteorological agency Monday. The National Oceanic and Atmospheric Administration (NOAA) reported that some 55 percent of the contiguous United States, particularly in the Midwest, suffered from drought last month, according to the…

U.S. experienced warmest spring ever on record this year

Adding to a slew of recent dire news about the global climate, a report released Thursday by the National Oceanic and Atmospheric Administration found that March through May of this year was the warmest such stretch ever in the contiguous United States since record keeping began in 1895. According to…

Fukishima radiation ruled out, for now, as cause of Alaska seal deaths

ANCHORAGE, Alaska (Reuters) – Preliminary tests appear to rule out radiation from Japan’s tsunami-wrecked Fukushima nuclear power plant as the cause of mysterious deaths and illness that struck scores of Alaska seals last year, federal officials said on Friday. Preliminary tests of tissue samples from animals that fell victim to…

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