United States

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  Arctic reaches of North America getting greener

  June 2, 2016; 2:41 PM ET

  Large portions of northern North America have experienced a greening trend over the past three decades.

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  Why the far Southern Ocean has not warmed over the past several decades

  May 30, 2016; 3:49 PM ET

  New research explains why the Southern ocean surrounding Antarctica has not warmed like the rest of the world's oceans.

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  Emissions of all greenhouse gases have amplified warming impact by more than a third since 1990

  May 25, 2016; 12:06 AM ET

  The warming influence of carbon dioxide has increased by 50 percent above pre-industrial levels during the past 25 years, according to NOAA.

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  April 2016 was the 12th consecutive month a monthly global temperature record has been broken

  May 19, 2016; 2:58 PM ET

  The incredible streak of record-breaking global warmth continued through April.

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  Record global monthly streak continues

  May 16, 2016; 2:56 PM ET

  April 2016 was the warmest April on record globally, according to NASA GISS.

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  Potential widespread loss of ocean oxygen later this century

  May 2, 2016; 3:27 PM ET

  Global model simulations indicate significant ocean deoxygenation in a matter of decades.

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  What has happened to the Greenland meltwater?

  April 26, 2016; 1:37 PM ET

  What happens to the glacial meltwater from Greenland when it enters the ocean?

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  NASA mission helps map Greenland's melting glaciers

  April 21, 2016; 10:37 AM ET

  New NASA mission is mapping critical sections of the Greenland ice sheet in order to have a better understanding of current and future global sea level rise.

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  Another month, another record high

  April 19, 2016; 3:31 PM ET

  The string of record-breaking, monthly average temperatures continues for the globe.

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  Earth's sensitivity to changes in CO2 is likely greater than earlier projections

  April 12, 2016; 2:30 PM ET

  Climate models have significantly underestimated the future rise in global temperature, assuming greenhouse gas emissions continue to rise as expected, according to a new study.