A piece of evidence that shows that Earth’s climate is changing was found by research who said that Ice cores that were taken from Greenland, Antarctica, etc., show that Earth's climate responds to alterations in greenhouse gas levels.
Some other old evidence used by researchers can be seen on tree rings, ocean sediments, coral reefs, etc.
There have been found Geological records that indicate different kinds of large variations in the Earth's climate.
This was said to have been due to natural factors, such as;
Conclusively, When the climate is changing, it is due to temperatures worldwide increasing as a result of greenhouse gases taking more heat into the atmosphere.
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