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All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.
"It's clear that human-caused changes in climate change, particularly due to the increases in greenhouse gases in the atmosphere, will get worse for a substantial period of time. And we know that increasing greenhouse gases in the atmosphere are causing large-scale changes in temperature, so increasing the temperatures around the globe."