Observations collected by agencies such as the National Aeronautics and Space Administration suggest that during the last half century, average global temperatures:

Question

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Observations and data collected by agencies like NASA have shown that over the last fifty years, the average global temperature has increased by approximately 0.85 degree Celsius. This is part of the evidence supporting global warming and climate change trends.

Observations Collected by Agencies Such as the National Aeronautics and Space