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Climate Warming


Observations reveal that the global climate has warmed over the past century (1900 to 1999), and the warming has been accelerating in the past two decades. There is a widely-accepted scientific consensus that this change is largely due to an increase in the atmospheric concentration of CO2 and other greenhouse gases (GHGs) as a result of human activity. A more detailed introduction to this topic is provided in The Issue of Climate Change.

Read more about Climate Warming