Back in 1999, Penn State University climate scientist Michael Mann released the climate change movement’s most potent symbol: The “hockey stick,” a line graph of global temperature over the last 1,500 ...

CLAIM: A graph from the National Oceanic and Atmospheric Administration displaying land and ocean temperatures over the last eight years shows that the Earth has been cooling, not warming, proving ...

A video viewed thousands of times online disputes the reliability of an authoritative graph showing cooling global temperatures over 1,000 years and rapid warming in the 20th century. A speaker in the ...

The claim: 'Climate history' graph shows recent temperatures at 'lower end of the historical range' A Jan. 14 Twitter post (direct link, archive link) features a graph labeled "Climate History Over ...

A line graph is used to spot trends in data over time. In order to produce a line graph, data is required. The data often comes in the form of a table. A student recorded how much time they spent ...