The long-term fluctuations in temperature, precipitation, wind, and all other
aspects of the Earth's climate.
It is also defined by the United Nations Convention on Climate Change as
“change of climate which is attributed directly or indirectly to human activity
that alters the composition of the global atmosphere and which is in addition to
natural climate variability observed over comparable time periods”
For more information on climate change and greenhouse gases, read the
GreenFacts Digest on Climate change, a faithful summary of the IPCC Third
Assessment Report.
