Sunday, June 9, 2013

CLIMATE CHANGE IS REAL

Carbon dioxide emissions, primarily from the combustion of fossil fuels, have risen dramatically since the start of the industrial revolution.

MEAN SEA LEVEL RISE

One of the impacts of climate change is an increase in sea level. This figure shows the results of satellite easurements of the change in average global sea level over time.  Sea level rise is caused by the expansion of water as it warms up and by melting land ice from glaciers and ice caps.


impacts-sea-ice-decline.jpg (1460×1740)
Source: University of Colorado




SUMMER ARCTIC SEA ICE DECLINE

This figure compares the average extent of the summer arctic sea ice since 1979 with the extent of the sea ice in summer 2010. Since 1979, the minimum size of the ice cap during the summer has decreased in response to increased air and ocean temperatures.


LATE SUMMER ARCTIC SEA ICE DECLINE

This figure demonstrates the trend in arctic sea ice extent, as measured in September – the annual summer minimum for sea ice extent – for each reporting year.

DROUGHT

SOURCE:CENTRE  FOR  CLIMATE AND ENERGY SOLUTIONS





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