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US report confirms 2016 as warmest year on record

US report confirms 2016 as warmest year on record

Science
A report compiled by a US government agency has confirmed that 2016 was the warmest year on record and the third year in a row of record global warmth.The heat was the result of long-term global warming and a strong El NiƱo weather phenomenon, the report said.Global surface and sea temperatures, sea levels and greenhouse gases levels were all at record highs, it added.The report comes after President Donald Trump announced plans for the US to quit the 2015 Paris climate accord.Animation: Climate change explained in six graphicsWhat is climate change?Mr Trump has previously dismissed climate change as "a hoax".The international report, State of the Climate in 2016, was compiled by the National Oceanic and Atmospheric Administration (NOAA) and is based on contributions from nearly 500 scient
Swiss cheese pipes: Missing lead confirms origins of Flint's water crisis

Swiss cheese pipes: Missing lead confirms origins of Flint's water crisis

Science
July 28 (UPI) -- Researchers have found evidence of missing lead in water pipes in Flint, Mich., confirming the origins of the health crisis.An analysis of the interiors of several service pipes revealed a Swiss cheese-like pattern -- the holes marking where lead used to be.The latest findings by University of Michigan scientists confirm the public explanation for the water crisis: that untreated, corrosive water caused lead to leech from the city's water pipes, poisoning thousands of Flint residents over a period of 17 months.Researchers studied the layer of lead rust from cross section samples of 10 service pipes in Flint's water system. They analyzed both the layer's texture and chemical composition, and used their observations to estimate the amount of lead leaching into the water syst...