There are changes in the Gulf Stream and the jet stream. Cores of polar ice show that carbon dioxide is much, much higher than ever before in a quarter of a million years. It was once thought that such things went in cycles. Gore stands in front of a graph showing the ups and downs of carbon dioxide over the centuries... displayed 300 characters
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Gore stands in front of a graph showing the ups and downs of carbon dioxide over the centuries. Yes, there is a cyclical pattern. Then, in recent years, the graph turns up and keeps going up, higher and higher, off the chart.
The primary man-made cause of global warming is the burning of fossil fuels... displayed next 300 characters
Oxygen was discovered by a British chemist, Joseph Priestly in 1774, and independently
by Carl Wilhelm Scheele, a Sweedish chemist. Oxygen has many uses - it is used in welding torches, to assist in hospital patient's breathing and in metal fabrication industries...
Some scientists believe that, as the greenhouse effect is intensified, long-term climatic changes on the Earth will result. According to some predictions, significant alterations in climate patterns could become apparent by the end of the 20th century...
Some scientists believe that, as the greenhouse effect is intensified, long-term climate changes on the Earth will climb. According to some predictions, significant alterations in climate patterns could become apparent by the end of the 20th century...
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