National Aeronautics and Space Administration (NASA)
The National Aeronautics and Space Administration (NASA) is the agency of the United States Federal Government responsible for the civilian space program as well as aeronautics and aerospace research.
NASA has an extensive website on climate change and global warming issue (climate.nasa.gov). On their website they collect and present scientific data proving global warming is a man-made phenomena. They are the main source of data collection on climate since they own and control almost all monitoring instruments. The data they collect and present is used by both sides of the global warming argument. |
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NASA Presents Climate Change and Global Warming
Climate Time Machine: This series of visualizations shows how some of Earth's key climate indicators are changing over time. Sea Ice: This visualization shows the annual Arctic sea ice minimum from 1979 to 2014. At the end of each summer, the sea ice cover reaches its minimum extent, leaving what is called the perennial ice cover. The area of the perennial ice has been steadily decreasing since the satellite record began in 1979. Sea Level: Recent satellite observations have detected a thinning of parts of the Greenland ice sheet at lower elevations. A partial melting of this ice sheet would cause a 1-meter (3-foot) rise. If melted completely, the Greenland ice sheet contains enough water to raise sea level by 5-7 meters (16-23 feet). This visualization shows the effect on coastal regions for each meter of sea level rise, up to 6 meters (19.7 feet). Land that would be covered in water is shaded red. Carbon Dioxide: This time series shows global changes in the concentration and distribution of carbon dioxide from 2002-2014 at an altitude range of 1.9 to 8 miles. The yellow-to-red regions indicate higher concentrations of CO2, while blue-to-green areas indicate lower concentrations, measured in parts per million. Global Temperature: This color-coded map shows a progression of changing global surface temperatures from 1884 to 2014. Dark blue indicates areas cooler than average. Dark red indicates areas warmer than average. |