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Human Impact On Air And Climate
Part 1 of Paper
....ng study of Earth's temperature over the
past 600 years. Reconstructing the global temperature record,
climatologists have determinined that three recent years were the warmest
years since AD 1400 -- 1997, 1995, and 1990. The study, conducted by
Michael Mann and Raymond Bradley of the University of Massachusetts
geosci.... Part 2 of Paper
....layed an important role in governing climate
variations over the period studied. But over the past few decades,
greenhouse gases produced by human activities appear to have had an
increasing influence on temperatures. "The anomalous warmth of several
recent years appears likely to be related to human influences on climate,"
said Mann. The study bears out concerns voiced by scientists in recent
years regarding global warming, Bradley said. It is known that
industrialization during the past centu.... |
| Number of words: 842 - Approximate pages: 4 |
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